Home / 468,176.81-646,087.01-274,545.11

Finding the Fourth Proportional to 468,176.81, 646,087.01 and 274,545.11

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Solution

The fourth proportional to 468,176.81, 646,087.01 and 274,545.11 is: 378,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,176.81 : 646,087.01 = 274,545.11 : x
  2. Step 2: Convert to fraction form
    468,176.81/646,087.01 = 274,545.11/x
  3. Step 3: Cross multiply
    468,176.81x = 646,087.01 × 274,545.11
  4. Step 4: Simplify right side
    468,176.81x = 177,380,026,685.95
  5. Step 5: Solve for x
    x = 177,380,026,685.95/468,176.81
  6. Step 6: Final answer
    x = 378,874.01

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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.