Home / 699,663.18-1,049,491.20-273,242.30

Finding the Fourth Proportional to 699,663.18, 1,049,491.20 and 273,242.30

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Solution

The fourth proportional to 699,663.18, 1,049,491.20 and 273,242.30 is: 409,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,663.18 : 1,049,491.20 = 273,242.30 : x
  2. Step 2: Convert to fraction form
    699,663.18/1,049,491.20 = 273,242.30/x
  3. Step 3: Cross multiply
    699,663.18x = 1,049,491.20 × 273,242.30
  4. Step 4: Simplify right side
    699,663.18x = 286,765,389,317.76
  5. Step 5: Solve for x
    x = 286,765,389,317.76/699,663.18
  6. Step 6: Final answer
    x = 409,862.06

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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.