Home / 971,632.41-1,340,854.53-541,940.25

Finding the Fourth Proportional to 971,632.41, 1,340,854.53 and 541,940.25

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Solution

The fourth proportional to 971,632.41, 1,340,854.53 and 541,940.25 is: 747,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,632.41 : 1,340,854.53 = 541,940.25 : x
  2. Step 2: Convert to fraction form
    971,632.41/1,340,854.53 = 541,940.25/x
  3. Step 3: Cross multiply
    971,632.41x = 1,340,854.53 × 541,940.25
  4. Step 4: Simplify right side
    971,632.41x = 726,663,039,201.83
  5. Step 5: Solve for x
    x = 726,663,039,201.83/971,632.41
  6. Step 6: Final answer
    x = 747,878.55

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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.