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Finding the Fourth Proportional to 362,610.76, 500,436.66 and 219,406.12

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Solution

The fourth proportional to 362,610.76, 500,436.66 and 219,406.12 is: 302,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,610.76 : 500,436.66 = 219,406.12 : x
  2. Step 2: Convert to fraction form
    362,610.76/500,436.66 = 219,406.12/x
  3. Step 3: Cross multiply
    362,610.76x = 500,436.66 × 219,406.12
  4. Step 4: Simplify right side
    362,610.76x = 109,798,865,876.36
  5. Step 5: Solve for x
    x = 109,798,865,876.36/362,610.76
  6. Step 6: Final answer
    x = 302,800.90

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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.