Home / 367,947.60-551,921.40-268,803.60

Finding the Fourth Proportional to 367,947.60, 551,921.40 and 268,803.60

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Solution

The fourth proportional to 367,947.60, 551,921.40 and 268,803.60 is: 403,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,947.60 : 551,921.40 = 268,803.60 : x
  2. Step 2: Convert to fraction form
    367,947.60/551,921.40 = 268,803.60/x
  3. Step 3: Cross multiply
    367,947.60x = 551,921.40 × 268,803.60
  4. Step 4: Simplify right side
    367,947.60x = 148,358,459,237.04
  5. Step 5: Solve for x
    x = 148,358,459,237.04/367,947.60
  6. Step 6: Final answer
    x = 403,205.40

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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.