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Finding the Fourth Proportional to 362,699.29, 500,369.72 and 226,496.80

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Solution

The fourth proportional to 362,699.29, 500,369.72 and 226,496.80 is: 312,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,699.29 : 500,369.72 = 226,496.80 : x
  2. Step 2: Convert to fraction form
    362,699.29/500,369.72 = 226,496.80/x
  3. Step 3: Cross multiply
    362,699.29x = 500,369.72 × 226,496.80
  4. Step 4: Simplify right side
    362,699.29x = 113,332,139,119.61
  5. Step 5: Solve for x
    x = 113,332,139,119.61/362,699.29
  6. Step 6: Final answer
    x = 312,468.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.