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Finding the Fourth Proportional to 329,088.83, 493,726.19 and 92,433.56

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Solution

The fourth proportional to 329,088.83, 493,726.19 and 92,433.56 is: 138,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,088.83 : 493,726.19 = 92,433.56 : x
  2. Step 2: Convert to fraction form
    329,088.83/493,726.19 = 92,433.56/x
  3. Step 3: Cross multiply
    329,088.83x = 493,726.19 × 92,433.56
  4. Step 4: Simplify right side
    329,088.83x = 45,636,866,476.14
  5. Step 5: Solve for x
    x = 45,636,866,476.14/329,088.83
  6. Step 6: Final answer
    x = 138,676.44

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1.5x scale

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.