Home / 454,814.76-627,639.36-250,874.28

Finding the Fourth Proportional to 454,814.76, 627,639.36 and 250,874.28

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Solution

The fourth proportional to 454,814.76, 627,639.36 and 250,874.28 is: 346,203.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,814.76 : 627,639.36 = 250,874.28 : x
  2. Step 2: Convert to fraction form
    454,814.76/627,639.36 = 250,874.28/x
  3. Step 3: Cross multiply
    454,814.76x = 627,639.36 × 250,874.28
  4. Step 4: Simplify right side
    454,814.76x = 157,458,572,539.66
  5. Step 5: Solve for x
    x = 157,458,572,539.66/454,814.76
  6. Step 6: Final answer
    x = 346,203.74

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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.