Home / 304,609.13-457,007.11-136,271.15

Finding the Fourth Proportional to 304,609.13, 457,007.11 and 136,271.15

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Solution

The fourth proportional to 304,609.13, 457,007.11 and 136,271.15 is: 204,448.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,609.13 : 457,007.11 = 136,271.15 : x
  2. Step 2: Convert to fraction form
    304,609.13/457,007.11 = 136,271.15/x
  3. Step 3: Cross multiply
    304,609.13x = 457,007.11 × 136,271.15
  4. Step 4: Simplify right side
    304,609.13x = 62,276,881,471.49
  5. Step 5: Solve for x
    x = 62,276,881,471.49/304,609.13
  6. Step 6: Final answer
    x = 204,448.51

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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.