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Finding the Fourth Proportional to 375,505.60, 562,221.60 and 292,561.60

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Solution

The fourth proportional to 375,505.60, 562,221.60 and 292,561.60 is: 438,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,505.60 : 562,221.60 = 292,561.60 : x
  2. Step 2: Convert to fraction form
    375,505.60/562,221.60 = 292,561.60/x
  3. Step 3: Cross multiply
    375,505.60x = 562,221.60 × 292,561.60
  4. Step 4: Simplify right side
    375,505.60x = 164,484,450,850.56
  5. Step 5: Solve for x
    x = 164,484,450,850.56/375,505.60
  6. Step 6: Final answer
    x = 438,034.61

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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.