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Finding the Fourth Proportional to 532,600.40, 798,900.60 and 413,627.60

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Solution

The fourth proportional to 532,600.40, 798,900.60 and 413,627.60 is: 620,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,600.40 : 798,900.60 = 413,627.60 : x
  2. Step 2: Convert to fraction form
    532,600.40/798,900.60 = 413,627.60/x
  3. Step 3: Cross multiply
    532,600.40x = 798,900.60 × 413,627.60
  4. Step 4: Simplify right side
    532,600.40x = 330,447,337,816.56
  5. Step 5: Solve for x
    x = 330,447,337,816.56/532,600.40
  6. Step 6: Final answer
    x = 620,441.40

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Similar ratio
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1.5x scale

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.