Home / 428,537.86-591,387.05-244,800.75

Finding the Fourth Proportional to 428,537.86, 591,387.05 and 244,800.75

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Solution

The fourth proportional to 428,537.86, 591,387.05 and 244,800.75 is: 337,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,537.86 : 591,387.05 = 244,800.75 : x
  2. Step 2: Convert to fraction form
    428,537.86/591,387.05 = 244,800.75/x
  3. Step 3: Cross multiply
    428,537.86x = 591,387.05 × 244,800.75
  4. Step 4: Simplify right side
    428,537.86x = 144,771,992,156.28
  5. Step 5: Solve for x
    x = 144,771,992,156.28/428,537.86
  6. Step 6: Final answer
    x = 337,827.78

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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.