Home / 999,452.72-1,498,514.78-550,385.08

Finding the Fourth Proportional to 999,452.72, 1,498,514.78 and 550,385.08

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Solution

The fourth proportional to 999,452.72, 1,498,514.78 and 550,385.08 is: 825,211.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,452.72 : 1,498,514.78 = 550,385.08 : x
  2. Step 2: Convert to fraction form
    999,452.72/1,498,514.78 = 550,385.08/x
  3. Step 3: Cross multiply
    999,452.72x = 1,498,514.78 × 550,385.08
  4. Step 4: Simplify right side
    999,452.72x = 824,760,174,701.16
  5. Step 5: Solve for x
    x = 824,760,174,701.16/999,452.72
  6. Step 6: Final answer
    x = 825,211.79

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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.