Home / 672,029.65-1,008,044.48-603,600.85

Finding the Fourth Proportional to 672,029.65, 1,008,044.48 and 603,600.85

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Solution

The fourth proportional to 672,029.65, 1,008,044.48 and 603,600.85 is: 905,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,029.65 : 1,008,044.48 = 603,600.85 : x
  2. Step 2: Convert to fraction form
    672,029.65/1,008,044.48 = 603,600.85/x
  3. Step 3: Cross multiply
    672,029.65x = 1,008,044.48 × 603,600.85
  4. Step 4: Simplify right side
    672,029.65x = 608,456,501,947.80
  5. Step 5: Solve for x
    x = 608,456,501,947.80/672,029.65
  6. Step 6: Final answer
    x = 905,401.28

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Similar ratio
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1.5x scale

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.