Home / 591,028.60-885,966.90-338,049.40

Finding the Fourth Proportional to 591,028.60, 885,966.90 and 338,049.40

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Solution

The fourth proportional to 591,028.60, 885,966.90 and 338,049.40 is: 506,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,028.60 : 885,966.90 = 338,049.40 : x
  2. Step 2: Convert to fraction form
    591,028.60/885,966.90 = 338,049.40/x
  3. Step 3: Cross multiply
    591,028.60x = 885,966.90 × 338,049.40
  4. Step 4: Simplify right side
    591,028.60x = 299,500,578,964.86
  5. Step 5: Solve for x
    x = 299,500,578,964.86/591,028.60
  6. Step 6: Final answer
    x = 506,744.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.