Home / 908,345.88-1,253,456.82-526,304.52

Finding the Fourth Proportional to 908,345.88, 1,253,456.82 and 526,304.52

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Solution

The fourth proportional to 908,345.88, 1,253,456.82 and 526,304.52 is: 726,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,345.88 : 1,253,456.82 = 526,304.52 : x
  2. Step 2: Convert to fraction form
    908,345.88/1,253,456.82 = 526,304.52/x
  3. Step 3: Cross multiply
    908,345.88x = 1,253,456.82 × 526,304.52
  4. Step 4: Simplify right side
    908,345.88x = 659,699,989,990.83
  5. Step 5: Solve for x
    x = 659,699,989,990.83/908,345.88
  6. Step 6: Final answer
    x = 726,265.19

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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.