Home / 304,710.48-457,175.03-136,216.71

Finding the Fourth Proportional to 304,710.48, 457,175.03 and 136,216.71

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Solution

The fourth proportional to 304,710.48, 457,175.03 and 136,216.71 is: 204,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,710.48 : 457,175.03 = 136,216.71 : x
  2. Step 2: Convert to fraction form
    304,710.48/457,175.03 = 136,216.71/x
  3. Step 3: Cross multiply
    304,710.48x = 457,175.03 × 136,216.71
  4. Step 4: Simplify right side
    304,710.48x = 62,274,877,799.67
  5. Step 5: Solve for x
    x = 62,274,877,799.67/304,710.48
  6. Step 6: Final answer
    x = 204,373.93

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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.