Home / 625,962.13-863,748.52-371,263.57

Finding the Fourth Proportional to 625,962.13, 863,748.52 and 371,263.57

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Solution

The fourth proportional to 625,962.13, 863,748.52 and 371,263.57 is: 512,296.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,962.13 : 863,748.52 = 371,263.57 : x
  2. Step 2: Convert to fraction form
    625,962.13/863,748.52 = 371,263.57/x
  3. Step 3: Cross multiply
    625,962.13x = 863,748.52 × 371,263.57
  4. Step 4: Simplify right side
    625,962.13x = 320,678,359,117.42
  5. Step 5: Solve for x
    x = 320,678,359,117.42/625,962.13
  6. Step 6: Final answer
    x = 512,296.74

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1.5x scale

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.