Home / 925,003.62-1,387,210.14-293,769.78

Finding the Fourth Proportional to 925,003.62, 1,387,210.14 and 293,769.78

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Solution

The fourth proportional to 925,003.62, 1,387,210.14 and 293,769.78 is: 440,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,003.62 : 1,387,210.14 = 293,769.78 : x
  2. Step 2: Convert to fraction form
    925,003.62/1,387,210.14 = 293,769.78/x
  3. Step 3: Cross multiply
    925,003.62x = 1,387,210.14 × 293,769.78
  4. Step 4: Simplify right side
    925,003.62x = 407,520,417,641.57
  5. Step 5: Solve for x
    x = 407,520,417,641.57/925,003.62
  6. Step 6: Final answer
    x = 440,560.89

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1.5x scale

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.