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Finding the Fourth Proportional to 250,679.57, 376,258.07 and 155,622.04

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Solution

The fourth proportional to 250,679.57, 376,258.07 and 155,622.04 is: 233,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,679.57 : 376,258.07 = 155,622.04 : x
  2. Step 2: Convert to fraction form
    250,679.57/376,258.07 = 155,622.04/x
  3. Step 3: Cross multiply
    250,679.57x = 376,258.07 × 155,622.04
  4. Step 4: Simplify right side
    250,679.57x = 58,554,047,868.27
  5. Step 5: Solve for x
    x = 58,554,047,868.27/250,679.57
  6. Step 6: Final answer
    x = 233,581.26

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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.