Home / 454,887.08-627,734.12-250,938.16

Finding the Fourth Proportional to 454,887.08, 627,734.12 and 250,938.16

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Solution

The fourth proportional to 454,887.08, 627,734.12 and 250,938.16 is: 346,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,887.08 : 627,734.12 = 250,938.16 : x
  2. Step 2: Convert to fraction form
    454,887.08/627,734.12 = 250,938.16/x
  3. Step 3: Cross multiply
    454,887.08x = 627,734.12 × 250,938.16
  4. Step 4: Simplify right side
    454,887.08x = 157,522,445,042.02
  5. Step 5: Solve for x
    x = 157,522,445,042.02/454,887.08
  6. Step 6: Final answer
    x = 346,289.12

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1.5x scale

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.