Home / 410,568.28-615,960.90-173,919.64

Finding the Fourth Proportional to 410,568.28, 615,960.90 and 173,919.64

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Solution

The fourth proportional to 410,568.28, 615,960.90 and 173,919.64 is: 260,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,568.28 : 615,960.90 = 173,919.64 : x
  2. Step 2: Convert to fraction form
    410,568.28/615,960.90 = 173,919.64/x
  3. Step 3: Cross multiply
    410,568.28x = 615,960.90 × 173,919.64
  4. Step 4: Simplify right side
    410,568.28x = 107,127,697,982.08
  5. Step 5: Solve for x
    x = 107,127,697,982.08/410,568.28
  6. Step 6: Final answer
    x = 260,925.41

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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.