Home / 377,390.12-566,066.70-140,714.30

Finding the Fourth Proportional to 377,390.12, 566,066.70 and 140,714.30

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Solution

The fourth proportional to 377,390.12, 566,066.70 and 140,714.30 is: 211,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,390.12 : 566,066.70 = 140,714.30 : x
  2. Step 2: Convert to fraction form
    377,390.12/566,066.70 = 140,714.30/x
  3. Step 3: Cross multiply
    377,390.12x = 566,066.70 × 140,714.30
  4. Step 4: Simplify right side
    377,390.12x = 79,653,676,613.48
  5. Step 5: Solve for x
    x = 79,653,676,613.48/377,390.12
  6. Step 6: Final answer
    x = 211,064.55

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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.