Home / 724,876.24-1,087,351.80-185,137.56

Finding the Fourth Proportional to 724,876.24, 1,087,351.80 and 185,137.56

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Solution

The fourth proportional to 724,876.24, 1,087,351.80 and 185,137.56 is: 277,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,876.24 : 1,087,351.80 = 185,137.56 : x
  2. Step 2: Convert to fraction form
    724,876.24/1,087,351.80 = 185,137.56/x
  3. Step 3: Cross multiply
    724,876.24x = 1,087,351.80 × 185,137.56
  4. Step 4: Simplify right side
    724,876.24x = 201,309,659,113.61
  5. Step 5: Solve for x
    x = 201,309,659,113.61/724,876.24
  6. Step 6: Final answer
    x = 277,715.90

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1.5x scale

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.