Home / 377,925.85-521,526.99-205,839.91

Finding the Fourth Proportional to 377,925.85, 521,526.99 and 205,839.91

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Solution

The fourth proportional to 377,925.85, 521,526.99 and 205,839.91 is: 284,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,925.85 : 521,526.99 = 205,839.91 : x
  2. Step 2: Convert to fraction form
    377,925.85/521,526.99 = 205,839.91/x
  3. Step 3: Cross multiply
    377,925.85x = 521,526.99 × 205,839.91
  4. Step 4: Simplify right side
    377,925.85x = 107,351,068,684.17
  5. Step 5: Solve for x
    x = 107,351,068,684.17/377,925.85
  6. Step 6: Final answer
    x = 284,053.26

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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.