Home / 452,306.46-678,462.03-265,186.74

Finding the Fourth Proportional to 452,306.46, 678,462.03 and 265,186.74

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Solution

The fourth proportional to 452,306.46, 678,462.03 and 265,186.74 is: 397,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,306.46 : 678,462.03 = 265,186.74 : x
  2. Step 2: Convert to fraction form
    452,306.46/678,462.03 = 265,186.74/x
  3. Step 3: Cross multiply
    452,306.46x = 678,462.03 × 265,186.74
  4. Step 4: Simplify right side
    452,306.46x = 179,919,133,949.48
  5. Step 5: Solve for x
    x = 179,919,133,949.48/452,306.46
  6. Step 6: Final answer
    x = 397,781.48

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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.