Home / 665,281.10-997,921.65-244,502.30

Finding the Fourth Proportional to 665,281.10, 997,921.65 and 244,502.30

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Solution

The fourth proportional to 665,281.10, 997,921.65 and 244,502.30 is: 366,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,281.10 : 997,921.65 = 244,502.30 : x
  2. Step 2: Convert to fraction form
    665,281.10/997,921.65 = 244,502.30/x
  3. Step 3: Cross multiply
    665,281.10x = 997,921.65 × 244,502.30
  4. Step 4: Simplify right side
    665,281.10x = 243,994,138,644.80
  5. Step 5: Solve for x
    x = 243,994,138,644.80/665,281.10
  6. Step 6: Final answer
    x = 366,753.45

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Similar ratio
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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.