Home / 970,147.60-1,455,221.40-296,227.60

Finding the Fourth Proportional to 970,147.60, 1,455,221.40 and 296,227.60

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Solution

The fourth proportional to 970,147.60, 1,455,221.40 and 296,227.60 is: 444,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,147.60 : 1,455,221.40 = 296,227.60 : x
  2. Step 2: Convert to fraction form
    970,147.60/1,455,221.40 = 296,227.60/x
  3. Step 3: Cross multiply
    970,147.60x = 1,455,221.40 × 296,227.60
  4. Step 4: Simplify right side
    970,147.60x = 431,076,742,790.64
  5. Step 5: Solve for x
    x = 431,076,742,790.64/970,147.60
  6. Step 6: Final answer
    x = 444,341.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.