Home / 1,016,890.13-1,403,304.50-558,012.38

Finding the Fourth Proportional to 1,016,890.13, 1,403,304.50 and 558,012.38

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Solution

The fourth proportional to 1,016,890.13, 1,403,304.50 and 558,012.38 is: 770,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,890.13 : 1,403,304.50 = 558,012.38 : x
  2. Step 2: Convert to fraction form
    1,016,890.13/1,403,304.50 = 558,012.38/x
  3. Step 3: Cross multiply
    1,016,890.13x = 1,403,304.50 × 558,012.38
  4. Step 4: Simplify right side
    1,016,890.13x = 783,061,278,288.22
  5. Step 5: Solve for x
    x = 783,061,278,288.22/1,016,890.13
  6. Step 6: Final answer
    x = 770,054.95

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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.