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Finding the Fourth Proportional to 964,547.92, 1,331,073.84 and 534,817

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Solution

The fourth proportional to 964,547.92, 1,331,073.84 and 534,817 is: 738,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,547.92 : 1,331,073.84 = 534,817 : x
  2. Step 2: Convert to fraction form
    964,547.92/1,331,073.84 = 534,817/x
  3. Step 3: Cross multiply
    964,547.92x = 1,331,073.84 × 534,817
  4. Step 4: Simplify right side
    964,547.92x = 711,880,917,887.28
  5. Step 5: Solve for x
    x = 711,880,917,887.28/964,547.92
  6. Step 6: Final answer
    x = 738,046.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.