Home / 753,722.38-1,130,340.54-248,162.95

Finding the Fourth Proportional to 753,722.38, 1,130,340.54 and 248,162.95

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Solution

The fourth proportional to 753,722.38, 1,130,340.54 and 248,162.95 is: 372,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,722.38 : 1,130,340.54 = 248,162.95 : x
  2. Step 2: Convert to fraction form
    753,722.38/1,130,340.54 = 248,162.95/x
  3. Step 3: Cross multiply
    753,722.38x = 1,130,340.54 × 248,162.95
  4. Step 4: Simplify right side
    753,722.38x = 280,508,642,910.99
  5. Step 5: Solve for x
    x = 280,508,642,910.99/753,722.38
  6. Step 6: Final answer
    x = 372,164.41

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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.