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Finding the Fourth Proportional to 362,357.63, 500,099.67 and 219,118.70

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Solution

The fourth proportional to 362,357.63, 500,099.67 and 219,118.70 is: 302,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,357.63 : 500,099.67 = 219,118.70 : x
  2. Step 2: Convert to fraction form
    362,357.63/500,099.67 = 219,118.70/x
  3. Step 3: Cross multiply
    362,357.63x = 500,099.67 × 219,118.70
  4. Step 4: Simplify right side
    362,357.63x = 109,581,189,560.83
  5. Step 5: Solve for x
    x = 109,581,189,560.83/362,357.63
  6. Step 6: Final answer
    x = 302,411.71

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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.