Home / 502,475.38-753,551.09-165,435.79

Finding the Fourth Proportional to 502,475.38, 753,551.09 and 165,435.79

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Solution

The fourth proportional to 502,475.38, 753,551.09 and 165,435.79 is: 248,100.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,475.38 : 753,551.09 = 165,435.79 : x
  2. Step 2: Convert to fraction form
    502,475.38/753,551.09 = 165,435.79/x
  3. Step 3: Cross multiply
    502,475.38x = 753,551.09 × 165,435.79
  4. Step 4: Simplify right side
    502,475.38x = 124,664,319,879.51
  5. Step 5: Solve for x
    x = 124,664,319,879.51/502,475.38
  6. Step 6: Final answer
    x = 248,100.35

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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.