Home / 597,428.20-897,179.10-317,492.20

Finding the Fourth Proportional to 597,428.20, 897,179.10 and 317,492.20

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Solution

The fourth proportional to 597,428.20, 897,179.10 and 317,492.20 is: 476,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,428.20 : 897,179.10 = 317,492.20 : x
  2. Step 2: Convert to fraction form
    597,428.20/897,179.10 = 317,492.20/x
  3. Step 3: Cross multiply
    597,428.20x = 897,179.10 × 317,492.20
  4. Step 4: Simplify right side
    597,428.20x = 284,847,366,253.02
  5. Step 5: Solve for x
    x = 284,847,366,253.02/597,428.20
  6. Step 6: Final answer
    x = 476,789.29

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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.