Home / 905,642.26-1,249,265.90-565,520.02

Finding the Fourth Proportional to 905,642.26, 1,249,265.90 and 565,520.02

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Solution

The fourth proportional to 905,642.26, 1,249,265.90 and 565,520.02 is: 780,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,642.26 : 1,249,265.90 = 565,520.02 : x
  2. Step 2: Convert to fraction form
    905,642.26/1,249,265.90 = 565,520.02/x
  3. Step 3: Cross multiply
    905,642.26x = 1,249,265.90 × 565,520.02
  4. Step 4: Simplify right side
    905,642.26x = 706,484,876,753.32
  5. Step 5: Solve for x
    x = 706,484,876,753.32/905,642.26
  6. Step 6: Final answer
    x = 780,092.66

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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.