Home / 898,322.31-1,347,301.26-329,509.80

Finding the Fourth Proportional to 898,322.31, 1,347,301.26 and 329,509.80

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Solution

The fourth proportional to 898,322.31, 1,347,301.26 and 329,509.80 is: 494,197.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,322.31 : 1,347,301.26 = 329,509.80 : x
  2. Step 2: Convert to fraction form
    898,322.31/1,347,301.26 = 329,509.80/x
  3. Step 3: Cross multiply
    898,322.31x = 1,347,301.26 × 329,509.80
  4. Step 4: Simplify right side
    898,322.31x = 443,948,968,722.35
  5. Step 5: Solve for x
    x = 443,948,968,722.35/898,322.31
  6. Step 6: Final answer
    x = 494,197.87

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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.