Home / 304,731.40-457,356.30-136,510.60

Finding the Fourth Proportional to 304,731.40, 457,356.30 and 136,510.60

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Solution

The fourth proportional to 304,731.40, 457,356.30 and 136,510.60 is: 204,882.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,731.40 : 457,356.30 = 136,510.60 : x
  2. Step 2: Convert to fraction form
    304,731.40/457,356.30 = 136,510.60/x
  3. Step 3: Cross multiply
    304,731.40x = 457,356.30 × 136,510.60
  4. Step 4: Simplify right side
    304,731.40x = 62,433,982,926.78
  5. Step 5: Solve for x
    x = 62,433,982,926.78/304,731.40
  6. Step 6: Final answer
    x = 204,882.01

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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.