Home / 377,468.59-520,891.03-205,387.27

Finding the Fourth Proportional to 377,468.59, 520,891.03 and 205,387.27

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Solution

The fourth proportional to 377,468.59, 520,891.03 and 205,387.27 is: 283,425.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,468.59 : 520,891.03 = 205,387.27 : x
  2. Step 2: Convert to fraction form
    377,468.59/520,891.03 = 205,387.27/x
  3. Step 3: Cross multiply
    377,468.59x = 520,891.03 × 205,387.27
  4. Step 4: Simplify right side
    377,468.59x = 106,984,386,619.19
  5. Step 5: Solve for x
    x = 106,984,386,619.19/377,468.59
  6. Step 6: Final answer
    x = 283,425.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.