Home / 409,306.49-614,058.04-156,582.84

Finding the Fourth Proportional to 409,306.49, 614,058.04 and 156,582.84

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Solution

The fourth proportional to 409,306.49, 614,058.04 and 156,582.84 is: 234,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,306.49 : 614,058.04 = 156,582.84 : x
  2. Step 2: Convert to fraction form
    409,306.49/614,058.04 = 156,582.84/x
  3. Step 3: Cross multiply
    409,306.49x = 614,058.04 × 156,582.84
  4. Step 4: Simplify right side
    409,306.49x = 96,150,951,828.03
  5. Step 5: Solve for x
    x = 96,150,951,828.03/409,306.49
  6. Step 6: Final answer
    x = 234,911.87

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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.