Home / 442,239.28-610,306.68-251,285.04

Finding the Fourth Proportional to 442,239.28, 610,306.68 and 251,285.04

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Solution

The fourth proportional to 442,239.28, 610,306.68 and 251,285.04 is: 346,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,239.28 : 610,306.68 = 251,285.04 : x
  2. Step 2: Convert to fraction form
    442,239.28/610,306.68 = 251,285.04/x
  3. Step 3: Cross multiply
    442,239.28x = 610,306.68 × 251,285.04
  4. Step 4: Simplify right side
    442,239.28x = 153,360,938,496.07
  5. Step 5: Solve for x
    x = 153,360,938,496.07/442,239.28
  6. Step 6: Final answer
    x = 346,782.72

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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.