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Finding the Fourth Proportional to 802,601.04, 1,107,601.92 and 440,058

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Solution

The fourth proportional to 802,601.04, 1,107,601.92 and 440,058 is: 607,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,601.04 : 1,107,601.92 = 440,058 : x
  2. Step 2: Convert to fraction form
    802,601.04/1,107,601.92 = 440,058/x
  3. Step 3: Cross multiply
    802,601.04x = 1,107,601.92 × 440,058
  4. Step 4: Simplify right side
    802,601.04x = 487,409,085,711.36
  5. Step 5: Solve for x
    x = 487,409,085,711.36/802,601.04
  6. Step 6: Final answer
    x = 607,286.89

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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.