Home / 718,250.71-1,077,693.44-376,612.56

Finding the Fourth Proportional to 718,250.71, 1,077,693.44 and 376,612.56

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Solution

The fourth proportional to 718,250.71, 1,077,693.44 and 376,612.56 is: 565,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,250.71 : 1,077,693.44 = 376,612.56 : x
  2. Step 2: Convert to fraction form
    718,250.71/1,077,693.44 = 376,612.56/x
  3. Step 3: Cross multiply
    718,250.71x = 1,077,693.44 × 376,612.56
  4. Step 4: Simplify right side
    718,250.71x = 405,872,885,333.61
  5. Step 5: Solve for x
    x = 405,872,885,333.61/718,250.71
  6. Step 6: Final answer
    x = 565,085.25

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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.