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Finding the Fourth Proportional to 832,537, 1,148,901.06 and 450,566.56

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Solution

The fourth proportional to 832,537, 1,148,901.06 and 450,566.56 is: 621,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,537 : 1,148,901.06 = 450,566.56 : x
  2. Step 2: Convert to fraction form
    832,537/1,148,901.06 = 450,566.56/x
  3. Step 3: Cross multiply
    832,537x = 1,148,901.06 × 450,566.56
  4. Step 4: Simplify right side
    832,537x = 517,656,398,384.55
  5. Step 5: Solve for x
    x = 517,656,398,384.55/832,537
  6. Step 6: Final answer
    x = 621,781.85

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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.