Home / 469,844.20-704,766.30-283,220.20

Finding the Fourth Proportional to 469,844.20, 704,766.30 and 283,220.20

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Solution

The fourth proportional to 469,844.20, 704,766.30 and 283,220.20 is: 424,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,844.20 : 704,766.30 = 283,220.20 : x
  2. Step 2: Convert to fraction form
    469,844.20/704,766.30 = 283,220.20/x
  3. Step 3: Cross multiply
    469,844.20x = 704,766.30 × 283,220.20
  4. Step 4: Simplify right side
    469,844.20x = 199,604,052,439.26
  5. Step 5: Solve for x
    x = 199,604,052,439.26/469,844.20
  6. Step 6: Final answer
    x = 424,830.30

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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.