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Finding the Fourth Proportional to 584,428.60, 876,642.90 and 484,701.40

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Solution

The fourth proportional to 584,428.60, 876,642.90 and 484,701.40 is: 727,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,428.60 : 876,642.90 = 484,701.40 : x
  2. Step 2: Convert to fraction form
    584,428.60/876,642.90 = 484,701.40/x
  3. Step 3: Cross multiply
    584,428.60x = 876,642.90 × 484,701.40
  4. Step 4: Simplify right side
    584,428.60x = 424,910,040,930.06
  5. Step 5: Solve for x
    x = 424,910,040,930.06/584,428.60
  6. Step 6: Final answer
    x = 727,052.10

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Similar ratio
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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.