Home / 844,739.49-1,165,731.15-457,545.31

Finding the Fourth Proportional to 844,739.49, 1,165,731.15 and 457,545.31

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Solution

The fourth proportional to 844,739.49, 1,165,731.15 and 457,545.31 is: 631,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,739.49 : 1,165,731.15 = 457,545.31 : x
  2. Step 2: Convert to fraction form
    844,739.49/1,165,731.15 = 457,545.31/x
  3. Step 3: Cross multiply
    844,739.49x = 1,165,731.15 × 457,545.31
  4. Step 4: Simplify right side
    844,739.49x = 533,374,820,403.41
  5. Step 5: Solve for x
    x = 533,374,820,403.41/844,739.49
  6. Step 6: Final answer
    x = 631,407.47

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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.