Home / 718,250.46-1,077,693.07-376,612.31

Finding the Fourth Proportional to 718,250.46, 1,077,693.07 and 376,612.31

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Solution

The fourth proportional to 718,250.46, 1,077,693.07 and 376,612.31 is: 565,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,250.46 : 1,077,693.07 = 376,612.31 : x
  2. Step 2: Convert to fraction form
    718,250.46/1,077,693.07 = 376,612.31/x
  3. Step 3: Cross multiply
    718,250.46x = 1,077,693.07 × 376,612.31
  4. Step 4: Simplify right side
    718,250.46x = 405,872,470,233.70
  5. Step 5: Solve for x
    x = 405,872,470,233.70/718,250.46
  6. Step 6: Final answer
    x = 565,084.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.