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Finding the Fourth Proportional to 637,960.52, 956,908.98 and 238,571.92

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Solution

The fourth proportional to 637,960.52, 956,908.98 and 238,571.92 is: 357,845.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,960.52 : 956,908.98 = 238,571.92 : x
  2. Step 2: Convert to fraction form
    637,960.52/956,908.98 = 238,571.92/x
  3. Step 3: Cross multiply
    637,960.52x = 956,908.98 × 238,571.92
  4. Step 4: Simplify right side
    637,960.52x = 228,291,612,623.84
  5. Step 5: Solve for x
    x = 228,291,612,623.84/637,960.52
  6. Step 6: Final answer
    x = 357,845.99

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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.