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Finding the Fourth Proportional to 329,302.96, 493,897.20 and 92,589.46

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Solution

The fourth proportional to 329,302.96, 493,897.20 and 92,589.46 is: 138,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,302.96 : 493,897.20 = 92,589.46 : x
  2. Step 2: Convert to fraction form
    329,302.96/493,897.20 = 92,589.46/x
  3. Step 3: Cross multiply
    329,302.96x = 493,897.20 × 92,589.46
  4. Step 4: Simplify right side
    329,302.96x = 45,729,675,043.51
  5. Step 5: Solve for x
    x = 45,729,675,043.51/329,302.96
  6. Step 6: Final answer
    x = 138,868.10

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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.