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Finding the Fourth Proportional to 425,373.12, 587,010.15 and 241,610.40

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Solution

The fourth proportional to 425,373.12, 587,010.15 and 241,610.40 is: 333,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,373.12 : 587,010.15 = 241,610.40 : x
  2. Step 2: Convert to fraction form
    425,373.12/587,010.15 = 241,610.40/x
  3. Step 3: Cross multiply
    425,373.12x = 587,010.15 × 241,610.40
  4. Step 4: Simplify right side
    425,373.12x = 141,827,757,145.56
  5. Step 5: Solve for x
    x = 141,827,757,145.56/425,373.12
  6. Step 6: Final answer
    x = 333,419.65

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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.