Home / 349,828.40-524,740.82-136,617.97

Finding the Fourth Proportional to 349,828.40, 524,740.82 and 136,617.97

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Solution

The fourth proportional to 349,828.40, 524,740.82 and 136,617.97 is: 204,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,828.40 : 524,740.82 = 136,617.97 : x
  2. Step 2: Convert to fraction form
    349,828.40/524,740.82 = 136,617.97/x
  3. Step 3: Cross multiply
    349,828.40x = 524,740.82 × 136,617.97
  4. Step 4: Simplify right side
    349,828.40x = 71,689,023,117.65
  5. Step 5: Solve for x
    x = 71,689,023,117.65/349,828.40
  6. Step 6: Final answer
    x = 204,926.25

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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.