Home / 342,918.73-473,227.78-189,966.82

Finding the Fourth Proportional to 342,918.73, 473,227.78 and 189,966.82

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Solution

The fourth proportional to 342,918.73, 473,227.78 and 189,966.82 is: 262,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,918.73 : 473,227.78 = 189,966.82 : x
  2. Step 2: Convert to fraction form
    342,918.73/473,227.78 = 189,966.82/x
  3. Step 3: Cross multiply
    342,918.73x = 473,227.78 × 189,966.82
  4. Step 4: Simplify right side
    342,918.73x = 89,897,576,502.26
  5. Step 5: Solve for x
    x = 89,897,576,502.26/342,918.73
  6. Step 6: Final answer
    x = 262,154.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.