Home / 799,666.20-1,199,061.90-325,816.20

Finding the Fourth Proportional to 799,666.20, 1,199,061.90 and 325,816.20

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Solution

The fourth proportional to 799,666.20, 1,199,061.90 and 325,816.20 is: 488,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,666.20 : 1,199,061.90 = 325,816.20 : x
  2. Step 2: Convert to fraction form
    799,666.20/1,199,061.90 = 325,816.20/x
  3. Step 3: Cross multiply
    799,666.20x = 1,199,061.90 × 325,816.20
  4. Step 4: Simplify right side
    799,666.20x = 390,673,791,822.78
  5. Step 5: Solve for x
    x = 390,673,791,822.78/799,666.20
  6. Step 6: Final answer
    x = 488,546.09

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Double scale
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Similar ratio
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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.