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Finding the Fourth Proportional to 429,512.92, 592,735.86 and 238,544.20

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Solution

The fourth proportional to 429,512.92, 592,735.86 and 238,544.20 is: 329,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,512.92 : 592,735.86 = 238,544.20 : x
  2. Step 2: Convert to fraction form
    429,512.92/592,735.86 = 238,544.20/x
  3. Step 3: Cross multiply
    429,512.92x = 592,735.86 × 238,544.20
  4. Step 4: Simplify right side
    429,512.92x = 141,393,701,535.01
  5. Step 5: Solve for x
    x = 141,393,701,535.01/429,512.92
  6. Step 6: Final answer
    x = 329,195.46

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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.