Home / 880,640.95-1,320,545.05-341,149.92

Finding the Fourth Proportional to 880,640.95, 1,320,545.05 and 341,149.92

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Solution

The fourth proportional to 880,640.95, 1,320,545.05 and 341,149.92 is: 511,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,640.95 : 1,320,545.05 = 341,149.92 : x
  2. Step 2: Convert to fraction form
    880,640.95/1,320,545.05 = 341,149.92/x
  3. Step 3: Cross multiply
    880,640.95x = 1,320,545.05 × 341,149.92
  4. Step 4: Simplify right side
    880,640.95x = 450,503,838,163.90
  5. Step 5: Solve for x
    x = 450,503,838,163.90/880,640.95
  6. Step 6: Final answer
    x = 511,563.58

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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.