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Finding the Fourth Proportional to 429,141.72, 592,229.04 and 247,850.28

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Solution

The fourth proportional to 429,141.72, 592,229.04 and 247,850.28 is: 342,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,141.72 : 592,229.04 = 247,850.28 : x
  2. Step 2: Convert to fraction form
    429,141.72/592,229.04 = 247,850.28/x
  3. Step 3: Cross multiply
    429,141.72x = 592,229.04 × 247,850.28
  4. Step 4: Simplify right side
    429,141.72x = 146,784,133,388.13
  5. Step 5: Solve for x
    x = 146,784,133,388.13/429,141.72
  6. Step 6: Final answer
    x = 342,041.16

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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.