Home / 425,780.84-587,569.38-234,811.88

Finding the Fourth Proportional to 425,780.84, 587,569.38 and 234,811.88

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Solution

The fourth proportional to 425,780.84, 587,569.38 and 234,811.88 is: 324,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,780.84 : 587,569.38 = 234,811.88 : x
  2. Step 2: Convert to fraction form
    425,780.84/587,569.38 = 234,811.88/x
  3. Step 3: Cross multiply
    425,780.84x = 587,569.38 × 234,811.88
  4. Step 4: Simplify right side
    425,780.84x = 137,968,270,748.23
  5. Step 5: Solve for x
    x = 137,968,270,748.23/425,780.84
  6. Step 6: Final answer
    x = 324,035.88

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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.