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Finding the Fourth Proportional to 597,744.20, 897,653.10 and 317,808.20

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Solution

The fourth proportional to 597,744.20, 897,653.10 and 317,808.20 is: 477,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,744.20 : 897,653.10 = 317,808.20 : x
  2. Step 2: Convert to fraction form
    597,744.20/897,653.10 = 317,808.20/x
  3. Step 3: Cross multiply
    597,744.20x = 897,653.10 × 317,808.20
  4. Step 4: Simplify right side
    597,744.20x = 285,281,515,935.42
  5. Step 5: Solve for x
    x = 285,281,515,935.42/597,744.20
  6. Step 6: Final answer
    x = 477,263.55

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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.