Home / 846,980.15-1,264,377.75-725,731.47

Finding the Fourth Proportional to 846,980.15, 1,264,377.75 and 725,731.47

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Solution

The fourth proportional to 846,980.15, 1,264,377.75 and 725,731.47 is: 1,083,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,980.15 : 1,264,377.75 = 725,731.47 : x
  2. Step 2: Convert to fraction form
    846,980.15/1,264,377.75 = 725,731.47/x
  3. Step 3: Cross multiply
    846,980.15x = 1,264,377.75 × 725,731.47
  4. Step 4: Simplify right side
    846,980.15x = 917,598,723,142.79
  5. Step 5: Solve for x
    x = 917,598,723,142.79/846,980.15
  6. Step 6: Final answer
    x = 1,083,376.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.