Home / 781,453.60-1,172,180.40-466,266.40

Finding the Fourth Proportional to 781,453.60, 1,172,180.40 and 466,266.40

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Solution

The fourth proportional to 781,453.60, 1,172,180.40 and 466,266.40 is: 699,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,453.60 : 1,172,180.40 = 466,266.40 : x
  2. Step 2: Convert to fraction form
    781,453.60/1,172,180.40 = 466,266.40/x
  3. Step 3: Cross multiply
    781,453.60x = 1,172,180.40 × 466,266.40
  4. Step 4: Simplify right side
    781,453.60x = 546,548,335,258.56
  5. Step 5: Solve for x
    x = 546,548,335,258.56/781,453.60
  6. Step 6: Final answer
    x = 699,399.60

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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.