Home / 316,939.41-437,343.44-180,959.04

Finding the Fourth Proportional to 316,939.41, 437,343.44 and 180,959.04

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Solution

The fourth proportional to 316,939.41, 437,343.44 and 180,959.04 is: 249,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,939.41 : 437,343.44 = 180,959.04 : x
  2. Step 2: Convert to fraction form
    316,939.41/437,343.44 = 180,959.04/x
  3. Step 3: Cross multiply
    316,939.41x = 437,343.44 × 180,959.04
  4. Step 4: Simplify right side
    316,939.41x = 79,141,248,147.90
  5. Step 5: Solve for x
    x = 79,141,248,147.90/316,939.41
  6. Step 6: Final answer
    x = 249,704.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.