Home / 254,839.68-381,666.24-245,980.80

Finding the Fourth Proportional to 254,839.68, 381,666.24 and 245,980.80

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Solution

The fourth proportional to 254,839.68, 381,666.24 and 245,980.80 is: 368,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,839.68 : 381,666.24 = 245,980.80 : x
  2. Step 2: Convert to fraction form
    254,839.68/381,666.24 = 245,980.80/x
  3. Step 3: Cross multiply
    254,839.68x = 381,666.24 × 245,980.80
  4. Step 4: Simplify right side
    254,839.68x = 93,882,567,048.19
  5. Step 5: Solve for x
    x = 93,882,567,048.19/254,839.68
  6. Step 6: Final answer
    x = 368,398.54

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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.