Home / 798,720.92-1,102,279.52-436,178.50

Finding the Fourth Proportional to 798,720.92, 1,102,279.52 and 436,178.50

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Solution

The fourth proportional to 798,720.92, 1,102,279.52 and 436,178.50 is: 601,950.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,720.92 : 1,102,279.52 = 436,178.50 : x
  2. Step 2: Convert to fraction form
    798,720.92/1,102,279.52 = 436,178.50/x
  3. Step 3: Cross multiply
    798,720.92x = 1,102,279.52 × 436,178.50
  4. Step 4: Simplify right side
    798,720.92x = 480,790,627,614.32
  5. Step 5: Solve for x
    x = 480,790,627,614.32/798,720.92
  6. Step 6: Final answer
    x = 601,950.71

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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.