Home / 672,151.20-1,008,226.80-472,696.80

Finding the Fourth Proportional to 672,151.20, 1,008,226.80 and 472,696.80

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Solution

The fourth proportional to 672,151.20, 1,008,226.80 and 472,696.80 is: 709,045.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,151.20 : 1,008,226.80 = 472,696.80 : x
  2. Step 2: Convert to fraction form
    672,151.20/1,008,226.80 = 472,696.80/x
  3. Step 3: Cross multiply
    672,151.20x = 1,008,226.80 × 472,696.80
  4. Step 4: Simplify right side
    672,151.20x = 476,585,582,034.24
  5. Step 5: Solve for x
    x = 476,585,582,034.24/672,151.20
  6. Step 6: Final answer
    x = 709,045.20

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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.