Home / 439,337.52-606,286.08-238,133.52

Finding the Fourth Proportional to 439,337.52, 606,286.08 and 238,133.52

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Solution

The fourth proportional to 439,337.52, 606,286.08 and 238,133.52 is: 328,624.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,337.52 : 606,286.08 = 238,133.52 : x
  2. Step 2: Convert to fraction form
    439,337.52/606,286.08 = 238,133.52/x
  3. Step 3: Cross multiply
    439,337.52x = 606,286.08 × 238,133.52
  4. Step 4: Simplify right side
    439,337.52x = 144,377,038,357.40
  5. Step 5: Solve for x
    x = 144,377,038,357.40/439,337.52
  6. Step 6: Final answer
    x = 328,624.42

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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.