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Finding the Fourth Proportional to 425,610.56, 587,287.32 and 244,330.40

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Solution

The fourth proportional to 425,610.56, 587,287.32 and 244,330.40 is: 337,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,610.56 : 587,287.32 = 244,330.40 : x
  2. Step 2: Convert to fraction form
    425,610.56/587,287.32 = 244,330.40/x
  3. Step 3: Cross multiply
    425,610.56x = 587,287.32 × 244,330.40
  4. Step 4: Simplify right side
    425,610.56x = 143,492,145,810.53
  5. Step 5: Solve for x
    x = 143,492,145,810.53/425,610.56
  6. Step 6: Final answer
    x = 337,144.23

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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.