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Finding the Fourth Proportional to 483,744.89, 667,335.71 and 416,560.25

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Solution

The fourth proportional to 483,744.89, 667,335.71 and 416,560.25 is: 574,653.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,744.89 : 667,335.71 = 416,560.25 : x
  2. Step 2: Convert to fraction form
    483,744.89/667,335.71 = 416,560.25/x
  3. Step 3: Cross multiply
    483,744.89x = 667,335.71 × 416,560.25
  4. Step 4: Simplify right side
    483,744.89x = 277,985,528,108.73
  5. Step 5: Solve for x
    x = 277,985,528,108.73/483,744.89
  6. Step 6: Final answer
    x = 574,653.16

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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.