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Finding the Fourth Proportional to 362,400.81, 500,363.33 and 226,495.85

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Solution

The fourth proportional to 362,400.81, 500,363.33 and 226,495.85 is: 312,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,400.81 : 500,363.33 = 226,495.85 : x
  2. Step 2: Convert to fraction form
    362,400.81/500,363.33 = 226,495.85/x
  3. Step 3: Cross multiply
    362,400.81x = 500,363.33 × 226,495.85
  4. Step 4: Simplify right side
    362,400.81x = 113,330,214,102.89
  5. Step 5: Solve for x
    x = 113,330,214,102.89/362,400.81
  6. Step 6: Final answer
    x = 312,720.65

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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.