Home / 917,841.87-1,377,452.16-468,938.25

Finding the Fourth Proportional to 917,841.87, 1,377,452.16 and 468,938.25

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Solution

The fourth proportional to 917,841.87, 1,377,452.16 and 468,938.25 is: 703,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,841.87 : 1,377,452.16 = 468,938.25 : x
  2. Step 2: Convert to fraction form
    917,841.87/1,377,452.16 = 468,938.25/x
  3. Step 3: Cross multiply
    917,841.87x = 1,377,452.16 × 468,938.25
  4. Step 4: Simplify right side
    917,841.87x = 645,940,005,369.12
  5. Step 5: Solve for x
    x = 645,940,005,369.12/917,841.87
  6. Step 6: Final answer
    x = 703,759.58

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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.