Home / 468,177.06-646,087.36-274,545.36

Finding the Fourth Proportional to 468,177.06, 646,087.36 and 274,545.36

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Solution

The fourth proportional to 468,177.06, 646,087.36 and 274,545.36 is: 378,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,177.06 : 646,087.36 = 274,545.36 : x
  2. Step 2: Convert to fraction form
    468,177.06/646,087.36 = 274,545.36/x
  3. Step 3: Cross multiply
    468,177.06x = 646,087.36 × 274,545.36
  4. Step 4: Simplify right side
    468,177.06x = 177,380,282,925.85
  5. Step 5: Solve for x
    x = 177,380,282,925.85/468,177.06
  6. Step 6: Final answer
    x = 378,874.36

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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.