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Finding the Fourth Proportional to 554,404.28, 831,606.41 and 498,307.73

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Solution

The fourth proportional to 554,404.28, 831,606.41 and 498,307.73 is: 747,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,404.28 : 831,606.41 = 498,307.73 : x
  2. Step 2: Convert to fraction form
    554,404.28/831,606.41 = 498,307.73/x
  3. Step 3: Cross multiply
    554,404.28x = 831,606.41 × 498,307.73
  4. Step 4: Simplify right side
    554,404.28x = 414,395,899,508.29
  5. Step 5: Solve for x
    x = 414,395,899,508.29/554,404.28
  6. Step 6: Final answer
    x = 747,461.59

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Double scale
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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.