Home / 672,046.90-1,008,070.35-620,725.30

Finding the Fourth Proportional to 672,046.90, 1,008,070.35 and 620,725.30

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Solution

The fourth proportional to 672,046.90, 1,008,070.35 and 620,725.30 is: 931,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,046.90 : 1,008,070.35 = 620,725.30 : x
  2. Step 2: Convert to fraction form
    672,046.90/1,008,070.35 = 620,725.30/x
  3. Step 3: Cross multiply
    672,046.90x = 1,008,070.35 × 620,725.30
  4. Step 4: Simplify right side
    672,046.90x = 625,734,770,424.86
  5. Step 5: Solve for x
    x = 625,734,770,424.86/672,046.90
  6. Step 6: Final answer
    x = 931,087.95

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Similar ratio
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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.