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Finding the Fourth Proportional to 733,892.94, 1,012,342.14 and 461,528.82

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Solution

The fourth proportional to 733,892.94, 1,012,342.14 and 461,528.82 is: 636,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,892.94 : 1,012,342.14 = 461,528.82 : x
  2. Step 2: Convert to fraction form
    733,892.94/1,012,342.14 = 461,528.82/x
  3. Step 3: Cross multiply
    733,892.94x = 1,012,342.14 × 461,528.82
  4. Step 4: Simplify right side
    733,892.94x = 467,225,073,310.48
  5. Step 5: Solve for x
    x = 467,225,073,310.48/733,892.94
  6. Step 6: Final answer
    x = 636,639.28

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1.5x scale

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.