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Finding the Fourth Proportional to 362,493.44, 500,280.18 and 219,332.42

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Solution

The fourth proportional to 362,493.44, 500,280.18 and 219,332.42 is: 302,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,493.44 : 500,280.18 = 219,332.42 : x
  2. Step 2: Convert to fraction form
    362,493.44/500,280.18 = 219,332.42/x
  3. Step 3: Cross multiply
    362,493.44x = 500,280.18 × 219,332.42
  4. Step 4: Simplify right side
    362,493.44x = 109,727,662,557.44
  5. Step 5: Solve for x
    x = 109,727,662,557.44/362,493.44
  6. Step 6: Final answer
    x = 302,702.48

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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.