Home / 295,740.12-443,991.56-253,889.16

Finding the Fourth Proportional to 295,740.12, 443,991.56 and 253,889.16

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Solution

The fourth proportional to 295,740.12, 443,991.56 and 253,889.16 is: 381,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,740.12 : 443,991.56 = 253,889.16 : x
  2. Step 2: Convert to fraction form
    295,740.12/443,991.56 = 253,889.16/x
  3. Step 3: Cross multiply
    295,740.12x = 443,991.56 × 253,889.16
  4. Step 4: Simplify right side
    295,740.12x = 112,724,644,215.49
  5. Step 5: Solve for x
    x = 112,724,644,215.49/295,740.12
  6. Step 6: Final answer
    x = 381,161.15

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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.