Home / 997,520.60-1,496,491.35-323,549.57

Finding the Fourth Proportional to 997,520.60, 1,496,491.35 and 323,549.57

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Solution

The fourth proportional to 997,520.60, 1,496,491.35 and 323,549.57 is: 485,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,520.60 : 1,496,491.35 = 323,549.57 : x
  2. Step 2: Convert to fraction form
    997,520.60/1,496,491.35 = 323,549.57/x
  3. Step 3: Cross multiply
    997,520.60x = 1,496,491.35 × 323,549.57
  4. Step 4: Simplify right side
    997,520.60x = 484,189,137,149.10
  5. Step 5: Solve for x
    x = 484,189,137,149.10/997,520.60
  6. Step 6: Final answer
    x = 485,392.62

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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.