Home / 460,278.85-635,433.32-322,878.75

Finding the Fourth Proportional to 460,278.85, 635,433.32 and 322,878.75

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Solution

The fourth proportional to 460,278.85, 635,433.32 and 322,878.75 is: 445,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,278.85 : 635,433.32 = 322,878.75 : x
  2. Step 2: Convert to fraction form
    460,278.85/635,433.32 = 322,878.75/x
  3. Step 3: Cross multiply
    460,278.85x = 635,433.32 × 322,878.75
  4. Step 4: Simplify right side
    460,278.85x = 205,167,912,892.78
  5. Step 5: Solve for x
    x = 205,167,912,892.78/460,278.85
  6. Step 6: Final answer
    x = 445,747.00

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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.