Home / 377,909.18-566,860.25-153,216.21

Finding the Fourth Proportional to 377,909.18, 566,860.25 and 153,216.21

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Solution

The fourth proportional to 377,909.18, 566,860.25 and 153,216.21 is: 229,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,909.18 : 566,860.25 = 153,216.21 : x
  2. Step 2: Convert to fraction form
    377,909.18/566,860.25 = 153,216.21/x
  3. Step 3: Cross multiply
    377,909.18x = 566,860.25 × 153,216.21
  4. Step 4: Simplify right side
    377,909.18x = 86,852,178,338.57
  5. Step 5: Solve for x
    x = 86,852,178,338.57/377,909.18
  6. Step 6: Final answer
    x = 229,822.88

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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.