Home / 302,557.20-453,835.80-294,781.20

Finding the Fourth Proportional to 302,557.20, 453,835.80 and 294,781.20

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Solution

The fourth proportional to 302,557.20, 453,835.80 and 294,781.20 is: 442,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,557.20 : 453,835.80 = 294,781.20 : x
  2. Step 2: Convert to fraction form
    302,557.20/453,835.80 = 294,781.20/x
  3. Step 3: Cross multiply
    302,557.20x = 453,835.80 × 294,781.20
  4. Step 4: Simplify right side
    302,557.20x = 133,782,261,726.96
  5. Step 5: Solve for x
    x = 133,782,261,726.96/302,557.20
  6. Step 6: Final answer
    x = 442,171.80

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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.