Home / 1,472,171.60-2,208,257.40-474,899.60

Finding the Fourth Proportional to 1,472,171.60, 2,208,257.40 and 474,899.60

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Solution

The fourth proportional to 1,472,171.60, 2,208,257.40 and 474,899.60 is: 712,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,171.60 : 2,208,257.40 = 474,899.60 : x
  2. Step 2: Convert to fraction form
    1,472,171.60/2,208,257.40 = 474,899.60/x
  3. Step 3: Cross multiply
    1,472,171.60x = 2,208,257.40 × 474,899.60
  4. Step 4: Simplify right side
    1,472,171.60x = 1,048,700,555,957.04
  5. Step 5: Solve for x
    x = 1,048,700,555,957.04/1,472,171.60
  6. Step 6: Final answer
    x = 712,349.40

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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.