Home / 382,268.52-572,154.89-281,039.94

Finding the Fourth Proportional to 382,268.52, 572,154.89 and 281,039.94

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Solution

The fourth proportional to 382,268.52, 572,154.89 and 281,039.94 is: 420,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,268.52 : 572,154.89 = 281,039.94 : x
  2. Step 2: Convert to fraction form
    382,268.52/572,154.89 = 281,039.94/x
  3. Step 3: Cross multiply
    382,268.52x = 572,154.89 × 281,039.94
  4. Step 4: Simplify right side
    382,268.52x = 160,798,374,551.11
  5. Step 5: Solve for x
    x = 160,798,374,551.11/382,268.52
  6. Step 6: Final answer
    x = 420,642.47

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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.