Home / 304,264.05-456,569.19-154,512.87

Finding the Fourth Proportional to 304,264.05, 456,569.19 and 154,512.87

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Solution

The fourth proportional to 304,264.05, 456,569.19 and 154,512.87 is: 231,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,264.05 : 456,569.19 = 154,512.87 : x
  2. Step 2: Convert to fraction form
    304,264.05/456,569.19 = 154,512.87/x
  3. Step 3: Cross multiply
    304,264.05x = 456,569.19 × 154,512.87
  4. Step 4: Simplify right side
    304,264.05x = 70,545,815,900.48
  5. Step 5: Solve for x
    x = 70,545,815,900.48/304,264.05
  6. Step 6: Final answer
    x = 231,857.22

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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.