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Finding the Fourth Proportional to 934,754, 1,289,960.52 and 532,383.44

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Solution

The fourth proportional to 934,754, 1,289,960.52 and 532,383.44 is: 734,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,754 : 1,289,960.52 = 532,383.44 : x
  2. Step 2: Convert to fraction form
    934,754/1,289,960.52 = 532,383.44/x
  3. Step 3: Cross multiply
    934,754x = 1,289,960.52 × 532,383.44
  4. Step 4: Simplify right side
    934,754x = 686,753,619,101.79
  5. Step 5: Solve for x
    x = 686,753,619,101.79/934,754
  6. Step 6: Final answer
    x = 734,689.15

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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.