Home / 331,566.38-457,561.67-180,663.38

Finding the Fourth Proportional to 331,566.38, 457,561.67 and 180,663.38

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Solution

The fourth proportional to 331,566.38, 457,561.67 and 180,663.38 is: 249,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,566.38 : 457,561.67 = 180,663.38 : x
  2. Step 2: Convert to fraction form
    331,566.38/457,561.67 = 180,663.38/x
  3. Step 3: Cross multiply
    331,566.38x = 457,561.67 × 180,663.38
  4. Step 4: Simplify right side
    331,566.38x = 82,664,634,669.52
  5. Step 5: Solve for x
    x = 82,664,634,669.52/331,566.38
  6. Step 6: Final answer
    x = 249,315.49

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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.