Home / 664,984.20-997,476.30-465,529.80

Finding the Fourth Proportional to 664,984.20, 997,476.30 and 465,529.80

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Solution

The fourth proportional to 664,984.20, 997,476.30 and 465,529.80 is: 698,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,984.20 : 997,476.30 = 465,529.80 : x
  2. Step 2: Convert to fraction form
    664,984.20/997,476.30 = 465,529.80/x
  3. Step 3: Cross multiply
    664,984.20x = 997,476.30 × 465,529.80
  4. Step 4: Simplify right side
    664,984.20x = 464,354,942,443.74
  5. Step 5: Solve for x
    x = 464,354,942,443.74/664,984.20
  6. Step 6: Final answer
    x = 698,294.70

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Double scale
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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.