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Finding the Fourth Proportional to 1,225,224.22, 1,837,951.57 and 360,659.70

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Solution

The fourth proportional to 1,225,224.22, 1,837,951.57 and 360,659.70 is: 541,023.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,224.22 : 1,837,951.57 = 360,659.70 : x
  2. Step 2: Convert to fraction form
    1,225,224.22/1,837,951.57 = 360,659.70/x
  3. Step 3: Cross multiply
    1,225,224.22x = 1,837,951.57 × 360,659.70
  4. Step 4: Simplify right side
    1,225,224.22x = 662,875,067,347.26
  5. Step 5: Solve for x
    x = 662,875,067,347.26/1,225,224.22
  6. Step 6: Final answer
    x = 541,023.48

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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.