Home / 733,564.40-1,100,346.60-509,615.60

Finding the Fourth Proportional to 733,564.40, 1,100,346.60 and 509,615.60

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Solution

The fourth proportional to 733,564.40, 1,100,346.60 and 509,615.60 is: 764,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,564.40 : 1,100,346.60 = 509,615.60 : x
  2. Step 2: Convert to fraction form
    733,564.40/1,100,346.60 = 509,615.60/x
  3. Step 3: Cross multiply
    733,564.40x = 1,100,346.60 × 509,615.60
  4. Step 4: Simplify right side
    733,564.40x = 560,753,792,766.96
  5. Step 5: Solve for x
    x = 560,753,792,766.96/733,564.40
  6. Step 6: Final answer
    x = 764,423.40

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Double scale
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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.