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Finding the Fourth Proportional to 506,244.60, 759,366.90 and 476,720.10

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Solution

The fourth proportional to 506,244.60, 759,366.90 and 476,720.10 is: 715,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,244.60 : 759,366.90 = 476,720.10 : x
  2. Step 2: Convert to fraction form
    506,244.60/759,366.90 = 476,720.10/x
  3. Step 3: Cross multiply
    506,244.60x = 759,366.90 × 476,720.10
  4. Step 4: Simplify right side
    506,244.60x = 362,005,464,504.69
  5. Step 5: Solve for x
    x = 362,005,464,504.69/506,244.60
  6. Step 6: Final answer
    x = 715,080.15

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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.