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Finding the Fourth Proportional to 867,402.24, 1,302,592.32 and 532,410

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Solution

The fourth proportional to 867,402.24, 1,302,592.32 and 532,410 is: 799,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,402.24 : 1,302,592.32 = 532,410 : x
  2. Step 2: Convert to fraction form
    867,402.24/1,302,592.32 = 532,410/x
  3. Step 3: Cross multiply
    867,402.24x = 1,302,592.32 × 532,410
  4. Step 4: Simplify right side
    867,402.24x = 693,513,177,091.20
  5. Step 5: Solve for x
    x = 693,513,177,091.20/867,402.24
  6. Step 6: Final answer
    x = 799,528.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.