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Finding the Fourth Proportional to 964,820.52, 1,331,534.03 and 535,239

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Solution

The fourth proportional to 964,820.52, 1,331,534.03 and 535,239 is: 738,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,820.52 : 1,331,534.03 = 535,239 : x
  2. Step 2: Convert to fraction form
    964,820.52/1,331,534.03 = 535,239/x
  3. Step 3: Cross multiply
    964,820.52x = 1,331,534.03 × 535,239
  4. Step 4: Simplify right side
    964,820.52x = 712,688,940,006.98
  5. Step 5: Solve for x
    x = 712,688,940,006.98/964,820.52
  6. Step 6: Final answer
    x = 738,675.15

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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.