Home / 425,618.90-587,350.22-234,632.30

Finding the Fourth Proportional to 425,618.90, 587,350.22 and 234,632.30

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Solution

The fourth proportional to 425,618.90, 587,350.22 and 234,632.30 is: 323,790.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,618.90 : 587,350.22 = 234,632.30 : x
  2. Step 2: Convert to fraction form
    425,618.90/587,350.22 = 234,632.30/x
  3. Step 3: Cross multiply
    425,618.90x = 587,350.22 × 234,632.30
  4. Step 4: Simplify right side
    425,618.90x = 137,811,333,024.11
  5. Step 5: Solve for x
    x = 137,811,333,024.11/425,618.90
  6. Step 6: Final answer
    x = 323,790.44

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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.