Home / 434,721.78-652,084.92-197,898.84

Finding the Fourth Proportional to 434,721.78, 652,084.92 and 197,898.84

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Solution

The fourth proportional to 434,721.78, 652,084.92 and 197,898.84 is: 296,849.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,721.78 : 652,084.92 = 197,898.84 : x
  2. Step 2: Convert to fraction form
    434,721.78/652,084.92 = 197,898.84/x
  3. Step 3: Cross multiply
    434,721.78x = 652,084.92 × 197,898.84
  4. Step 4: Simplify right side
    434,721.78x = 129,046,849,249.49
  5. Step 5: Solve for x
    x = 129,046,849,249.49/434,721.78
  6. Step 6: Final answer
    x = 296,849.28

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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.