Home / 744,766.46-1,116,274.89-344,561.87

Finding the Fourth Proportional to 744,766.46, 1,116,274.89 and 344,561.87

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Solution

The fourth proportional to 744,766.46, 1,116,274.89 and 344,561.87 is: 516,438.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,766.46 : 1,116,274.89 = 344,561.87 : x
  2. Step 2: Convert to fraction form
    744,766.46/1,116,274.89 = 344,561.87/x
  3. Step 3: Cross multiply
    744,766.46x = 1,116,274.89 × 344,561.87
  4. Step 4: Simplify right side
    744,766.46x = 384,625,763,532.44
  5. Step 5: Solve for x
    x = 384,625,763,532.44/744,766.46
  6. Step 6: Final answer
    x = 516,438.08

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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.