Home / 252,316.47-378,046.28-152,266.43

Finding the Fourth Proportional to 252,316.47, 378,046.28 and 152,266.43

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Solution

The fourth proportional to 252,316.47, 378,046.28 and 152,266.43 is: 228,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,316.47 : 378,046.28 = 152,266.43 : x
  2. Step 2: Convert to fraction form
    252,316.47/378,046.28 = 152,266.43/x
  3. Step 3: Cross multiply
    252,316.47x = 378,046.28 × 152,266.43
  4. Step 4: Simplify right side
    252,316.47x = 57,563,754,778.82
  5. Step 5: Solve for x
    x = 57,563,754,778.82/252,316.47
  6. Step 6: Final answer
    x = 228,141.09

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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.