Home / 348,446.28-522,543.93-120,680.22

Finding the Fourth Proportional to 348,446.28, 522,543.93 and 120,680.22

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Solution

The fourth proportional to 348,446.28, 522,543.93 and 120,680.22 is: 180,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,446.28 : 522,543.93 = 120,680.22 : x
  2. Step 2: Convert to fraction form
    348,446.28/522,543.93 = 120,680.22/x
  3. Step 3: Cross multiply
    348,446.28x = 522,543.93 × 120,680.22
  4. Step 4: Simplify right side
    348,446.28x = 63,060,716,432.06
  5. Step 5: Solve for x
    x = 63,060,716,432.06/348,446.28
  6. Step 6: Final answer
    x = 180,976.87

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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.