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Finding the Fourth Proportional to 446,270.18, 669,426.78 and 146,744.12

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Solution

The fourth proportional to 446,270.18, 669,426.78 and 146,744.12 is: 220,123.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,270.18 : 669,426.78 = 146,744.12 : x
  2. Step 2: Convert to fraction form
    446,270.18/669,426.78 = 146,744.12/x
  3. Step 3: Cross multiply
    446,270.18x = 669,426.78 × 146,744.12
  4. Step 4: Simplify right side
    446,270.18x = 98,234,440,388.40
  5. Step 5: Solve for x
    x = 98,234,440,388.40/446,270.18
  6. Step 6: Final answer
    x = 220,123.25

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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.