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Finding the Fourth Proportional to 425,776.88, 587,559.48 and 234,790.24

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Solution

The fourth proportional to 425,776.88, 587,559.48 and 234,790.24 is: 324,003.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,776.88 : 587,559.48 = 234,790.24 : x
  2. Step 2: Convert to fraction form
    425,776.88/587,559.48 = 234,790.24/x
  3. Step 3: Cross multiply
    425,776.88x = 587,559.48 × 234,790.24
  4. Step 4: Simplify right side
    425,776.88x = 137,953,231,323.48
  5. Step 5: Solve for x
    x = 137,953,231,323.48/425,776.88
  6. Step 6: Final answer
    x = 324,003.58

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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.