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Finding the Fourth Proportional to 533,246.40, 799,869.60 and 449,265.60

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Solution

The fourth proportional to 533,246.40, 799,869.60 and 449,265.60 is: 673,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,246.40 : 799,869.60 = 449,265.60 : x
  2. Step 2: Convert to fraction form
    533,246.40/799,869.60 = 449,265.60/x
  3. Step 3: Cross multiply
    533,246.40x = 799,869.60 × 449,265.60
  4. Step 4: Simplify right side
    533,246.40x = 359,353,895,765.76
  5. Step 5: Solve for x
    x = 359,353,895,765.76/533,246.40
  6. Step 6: Final answer
    x = 673,898.40

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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.