Home / 832,161.46-1,248,371.79-271,065.46

Finding the Fourth Proportional to 832,161.46, 1,248,371.79 and 271,065.46

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Solution

The fourth proportional to 832,161.46, 1,248,371.79 and 271,065.46 is: 406,640.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,161.46 : 1,248,371.79 = 271,065.46 : x
  2. Step 2: Convert to fraction form
    832,161.46/1,248,371.79 = 271,065.46/x
  3. Step 3: Cross multiply
    832,161.46x = 1,248,371.79 × 271,065.46
  4. Step 4: Simplify right side
    832,161.46x = 338,390,473,507.37
  5. Step 5: Solve for x
    x = 338,390,473,507.37/832,161.46
  6. Step 6: Final answer
    x = 406,640.41

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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.