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Finding the Fourth Proportional to 569,402.28, 785,832.84 and 327,695.04

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Solution

The fourth proportional to 569,402.28, 785,832.84 and 327,695.04 is: 452,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,402.28 : 785,832.84 = 327,695.04 : x
  2. Step 2: Convert to fraction form
    569,402.28/785,832.84 = 327,695.04/x
  3. Step 3: Cross multiply
    569,402.28x = 785,832.84 × 327,695.04
  4. Step 4: Simplify right side
    569,402.28x = 257,513,523,937.11
  5. Step 5: Solve for x
    x = 257,513,523,937.11/569,402.28
  6. Step 6: Final answer
    x = 452,252.36

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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.