Home / 252,468.42-378,341.76-185,382.18

Finding the Fourth Proportional to 252,468.42, 378,341.76 and 185,382.18

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Solution

The fourth proportional to 252,468.42, 378,341.76 and 185,382.18 is: 277,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,468.42 : 378,341.76 = 185,382.18 : x
  2. Step 2: Convert to fraction form
    252,468.42/378,341.76 = 185,382.18/x
  3. Step 3: Cross multiply
    252,468.42x = 378,341.76 × 185,382.18
  4. Step 4: Simplify right side
    252,468.42x = 70,137,820,253.84
  5. Step 5: Solve for x
    x = 70,137,820,253.84/252,468.42
  6. Step 6: Final answer
    x = 277,808.29

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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.