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Finding the Fourth Proportional to 650,142.92, 975,258.12 and 250,787

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Solution

The fourth proportional to 650,142.92, 975,258.12 and 250,787 is: 376,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,142.92 : 975,258.12 = 250,787 : x
  2. Step 2: Convert to fraction form
    650,142.92/975,258.12 = 250,787/x
  3. Step 3: Cross multiply
    650,142.92x = 975,258.12 × 250,787
  4. Step 4: Simplify right side
    650,142.92x = 244,582,058,140.44
  5. Step 5: Solve for x
    x = 244,582,058,140.44/650,142.92
  6. Step 6: Final answer
    x = 376,197.37

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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.