Home / 292,042.40-437,545.20-181,104.80

Finding the Fourth Proportional to 292,042.40, 437,545.20 and 181,104.80

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Solution

The fourth proportional to 292,042.40, 437,545.20 and 181,104.80 is: 271,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,042.40 : 437,545.20 = 181,104.80 : x
  2. Step 2: Convert to fraction form
    292,042.40/437,545.20 = 181,104.80/x
  3. Step 3: Cross multiply
    292,042.40x = 437,545.20 × 181,104.80
  4. Step 4: Simplify right side
    292,042.40x = 79,241,535,936.96
  5. Step 5: Solve for x
    x = 79,241,535,936.96/292,042.40
  6. Step 6: Final answer
    x = 271,335.72

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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.