Home / 385,384.02-577,932.39-132,593.82

Finding the Fourth Proportional to 385,384.02, 577,932.39 and 132,593.82

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Solution

The fourth proportional to 385,384.02, 577,932.39 and 132,593.82 is: 198,841.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,384.02 : 577,932.39 = 132,593.82 : x
  2. Step 2: Convert to fraction form
    385,384.02/577,932.39 = 132,593.82/x
  3. Step 3: Cross multiply
    385,384.02x = 577,932.39 × 132,593.82
  4. Step 4: Simplify right side
    385,384.02x = 76,630,263,291.83
  5. Step 5: Solve for x
    x = 76,630,263,291.83/385,384.02
  6. Step 6: Final answer
    x = 198,841.31

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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.