Home / 952,128.04-1,428,185.89-242,149.95

Finding the Fourth Proportional to 952,128.04, 1,428,185.89 and 242,149.95

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Solution

The fourth proportional to 952,128.04, 1,428,185.89 and 242,149.95 is: 363,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,128.04 : 1,428,185.89 = 242,149.95 : x
  2. Step 2: Convert to fraction form
    952,128.04/1,428,185.89 = 242,149.95/x
  3. Step 3: Cross multiply
    952,128.04x = 1,428,185.89 × 242,149.95
  4. Step 4: Simplify right side
    952,128.04x = 345,835,141,854.21
  5. Step 5: Solve for x
    x = 345,835,141,854.21/952,128.04
  6. Step 6: Final answer
    x = 363,223.36

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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.