Home / 625,149.98-938,868.96-572,448.68

Finding the Fourth Proportional to 625,149.98, 938,868.96 and 572,448.68

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Solution

The fourth proportional to 625,149.98, 938,868.96 and 572,448.68 is: 859,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,149.98 : 938,868.96 = 572,448.68 : x
  2. Step 2: Convert to fraction form
    625,149.98/938,868.96 = 572,448.68/x
  3. Step 3: Cross multiply
    625,149.98x = 938,868.96 × 572,448.68
  4. Step 4: Simplify right side
    625,149.98x = 537,454,296,844.97
  5. Step 5: Solve for x
    x = 537,454,296,844.97/625,149.98
  6. Step 6: Final answer
    x = 859,720.57

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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.