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Finding the Fourth Proportional to 362,470.44, 500,248.40 and 219,309.42

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Solution

The fourth proportional to 362,470.44, 500,248.40 and 219,309.42 is: 302,670.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,470.44 : 500,248.40 = 219,309.42 : x
  2. Step 2: Convert to fraction form
    362,470.44/500,248.40 = 219,309.42/x
  3. Step 3: Cross multiply
    362,470.44x = 500,248.40 × 219,309.42
  4. Step 4: Simplify right side
    362,470.44x = 109,709,186,459.93
  5. Step 5: Solve for x
    x = 109,709,186,459.93/362,470.44
  6. Step 6: Final answer
    x = 302,670.71

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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.