Home / 724,910.52-1,087,499.63-238,620.14

Finding the Fourth Proportional to 724,910.52, 1,087,499.63 and 238,620.14

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Solution

The fourth proportional to 724,910.52, 1,087,499.63 and 238,620.14 is: 357,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,910.52 : 1,087,499.63 = 238,620.14 : x
  2. Step 2: Convert to fraction form
    724,910.52/1,087,499.63 = 238,620.14/x
  3. Step 3: Cross multiply
    724,910.52x = 1,087,499.63 × 238,620.14
  4. Step 4: Simplify right side
    724,910.52x = 259,499,307,329.95
  5. Step 5: Solve for x
    x = 259,499,307,329.95/724,910.52
  6. Step 6: Final answer
    x = 357,974.26

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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.