Home / 782,227.66-1,079,474.62-424,531.66

Finding the Fourth Proportional to 782,227.66, 1,079,474.62 and 424,531.66

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Solution

The fourth proportional to 782,227.66, 1,079,474.62 and 424,531.66 is: 585,853.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,227.66 : 1,079,474.62 = 424,531.66 : x
  2. Step 2: Convert to fraction form
    782,227.66/1,079,474.62 = 424,531.66/x
  3. Step 3: Cross multiply
    782,227.66x = 1,079,474.62 × 424,531.66
  4. Step 4: Simplify right side
    782,227.66x = 458,271,152,356.47
  5. Step 5: Solve for x
    x = 458,271,152,356.47/782,227.66
  6. Step 6: Final answer
    x = 585,853.93

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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.