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Finding the Fourth Proportional to 435,076.50, 600,407.19 and 253,913.52

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Solution

The fourth proportional to 435,076.50, 600,407.19 and 253,913.52 is: 350,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,076.50 : 600,407.19 = 253,913.52 : x
  2. Step 2: Convert to fraction form
    435,076.50/600,407.19 = 253,913.52/x
  3. Step 3: Cross multiply
    435,076.50x = 600,407.19 × 253,913.52
  4. Step 4: Simplify right side
    435,076.50x = 152,451,503,046.21
  5. Step 5: Solve for x
    x = 152,451,503,046.21/435,076.50
  6. Step 6: Final answer
    x = 350,401.60

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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.