Home / 672,584.34-928,172.61-370,789.14

Finding the Fourth Proportional to 672,584.34, 928,172.61 and 370,789.14

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Solution

The fourth proportional to 672,584.34, 928,172.61 and 370,789.14 is: 511,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,584.34 : 928,172.61 = 370,789.14 : x
  2. Step 2: Convert to fraction form
    672,584.34/928,172.61 = 370,789.14/x
  3. Step 3: Cross multiply
    672,584.34x = 928,172.61 × 370,789.14
  4. Step 4: Simplify right side
    672,584.34x = 344,156,323,833.46
  5. Step 5: Solve for x
    x = 344,156,323,833.46/672,584.34
  6. Step 6: Final answer
    x = 511,692.44

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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.