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Finding the Fourth Proportional to 333,008.20, 499,577.10 and 143,468.20

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Solution

The fourth proportional to 333,008.20, 499,577.10 and 143,468.20 is: 215,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,008.20 : 499,577.10 = 143,468.20 : x
  2. Step 2: Convert to fraction form
    333,008.20/499,577.10 = 143,468.20/x
  3. Step 3: Cross multiply
    333,008.20x = 499,577.10 × 143,468.20
  4. Step 4: Simplify right side
    333,008.20x = 71,673,427,298.22
  5. Step 5: Solve for x
    x = 71,673,427,298.22/333,008.20
  6. Step 6: Final answer
    x = 215,230.22

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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.