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Finding the Fourth Proportional to 637,641.75, 956,588.76 and 182,237.07

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Solution

The fourth proportional to 637,641.75, 956,588.76 and 182,237.07 is: 273,391.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,641.75 : 956,588.76 = 182,237.07 : x
  2. Step 2: Convert to fraction form
    637,641.75/956,588.76 = 182,237.07/x
  3. Step 3: Cross multiply
    637,641.75x = 956,588.76 × 182,237.07
  4. Step 4: Simplify right side
    637,641.75x = 174,325,932,817.33
  5. Step 5: Solve for x
    x = 174,325,932,817.33/637,641.75
  6. Step 6: Final answer
    x = 273,391.65

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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.