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Finding the Fourth Proportional to 465,298.53, 698,545.49 and 358,750.18

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Solution

The fourth proportional to 465,298.53, 698,545.49 and 358,750.18 is: 538,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,298.53 : 698,545.49 = 358,750.18 : x
  2. Step 2: Convert to fraction form
    465,298.53/698,545.49 = 358,750.18/x
  3. Step 3: Cross multiply
    465,298.53x = 698,545.49 × 358,750.18
  4. Step 4: Simplify right side
    465,298.53x = 250,603,319,355.12
  5. Step 5: Solve for x
    x = 250,603,319,355.12/465,298.53
  6. Step 6: Final answer
    x = 538,586.10

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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.