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Finding the Fourth Proportional to 629,341.64, 943,639.04 and 250,058.87

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Solution

The fourth proportional to 629,341.64, 943,639.04 and 250,058.87 is: 374,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,341.64 : 943,639.04 = 250,058.87 : x
  2. Step 2: Convert to fraction form
    629,341.64/943,639.04 = 250,058.87/x
  3. Step 3: Cross multiply
    629,341.64x = 943,639.04 × 250,058.87
  4. Step 4: Simplify right side
    629,341.64x = 235,965,306,061.80
  5. Step 5: Solve for x
    x = 235,965,306,061.80/629,341.64
  6. Step 6: Final answer
    x = 374,939.93

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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.