Home / 395,722.02-593,666.10-129,461.70

Finding the Fourth Proportional to 395,722.02, 593,666.10 and 129,461.70

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Solution

The fourth proportional to 395,722.02, 593,666.10 and 129,461.70 is: 194,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,722.02 : 593,666.10 = 129,461.70 : x
  2. Step 2: Convert to fraction form
    395,722.02/593,666.10 = 129,461.70/x
  3. Step 3: Cross multiply
    395,722.02x = 593,666.10 × 129,461.70
  4. Step 4: Simplify right side
    395,722.02x = 76,857,022,538.37
  5. Step 5: Solve for x
    x = 76,857,022,538.37/395,722.02
  6. Step 6: Final answer
    x = 194,219.73

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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.