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Finding the Fourth Proportional to 295,371.90, 442,073.70 and 271,752.30

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Solution

The fourth proportional to 295,371.90, 442,073.70 and 271,752.30 is: 406,723.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,371.90 : 442,073.70 = 271,752.30 : x
  2. Step 2: Convert to fraction form
    295,371.90/442,073.70 = 271,752.30/x
  3. Step 3: Cross multiply
    295,371.90x = 442,073.70 × 271,752.30
  4. Step 4: Simplify right side
    295,371.90x = 120,134,544,744.51
  5. Step 5: Solve for x
    x = 120,134,544,744.51/295,371.90
  6. Step 6: Final answer
    x = 406,723.00

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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.