Home / 362,732.64-500,531.27-209,747.74

Finding the Fourth Proportional to 362,732.64, 500,531.27 and 209,747.74

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Solution

The fourth proportional to 362,732.64, 500,531.27 and 209,747.74 is: 289,428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,732.64 : 500,531.27 = 209,747.74 : x
  2. Step 2: Convert to fraction form
    362,732.64/500,531.27 = 209,747.74/x
  3. Step 3: Cross multiply
    362,732.64x = 500,531.27 × 209,747.74
  4. Step 4: Simplify right side
    362,732.64x = 104,985,301,633.09
  5. Step 5: Solve for x
    x = 104,985,301,633.09/362,732.64
  6. Step 6: Final answer
    x = 289,428.88

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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.