Home / 887,375.28-1,331,200.54-375,042.57

Finding the Fourth Proportional to 887,375.28, 1,331,200.54 and 375,042.57

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Solution

The fourth proportional to 887,375.28, 1,331,200.54 and 375,042.57 is: 562,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,375.28 : 1,331,200.54 = 375,042.57 : x
  2. Step 2: Convert to fraction form
    887,375.28/1,331,200.54 = 375,042.57/x
  3. Step 3: Cross multiply
    887,375.28x = 1,331,200.54 × 375,042.57
  4. Step 4: Simplify right side
    887,375.28x = 499,256,871,706.99
  5. Step 5: Solve for x
    x = 499,256,871,706.99/887,375.28
  6. Step 6: Final answer
    x = 562,622.02

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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.