Home / 653,819.28-902,264.44-363,423.24

Finding the Fourth Proportional to 653,819.28, 902,264.44 and 363,423.24

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Solution

The fourth proportional to 653,819.28, 902,264.44 and 363,423.24 is: 501,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,819.28 : 902,264.44 = 363,423.24 : x
  2. Step 2: Convert to fraction form
    653,819.28/902,264.44 = 363,423.24/x
  3. Step 3: Cross multiply
    653,819.28x = 902,264.44 × 363,423.24
  4. Step 4: Simplify right side
    653,819.28x = 327,903,866,121.59
  5. Step 5: Solve for x
    x = 327,903,866,121.59/653,819.28
  6. Step 6: Final answer
    x = 501,520.64

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1.5x scale

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.