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Finding the Fourth Proportional to 363,277.95, 501,266.87 and 210,286.29

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Solution

The fourth proportional to 363,277.95, 501,266.87 and 210,286.29 is: 290,162.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,277.95 : 501,266.87 = 210,286.29 : x
  2. Step 2: Convert to fraction form
    363,277.95/501,266.87 = 210,286.29/x
  3. Step 3: Cross multiply
    363,277.95x = 501,266.87 × 210,286.29
  4. Step 4: Simplify right side
    363,277.95x = 105,409,550,392.21
  5. Step 5: Solve for x
    x = 105,409,550,392.21/363,277.95
  6. Step 6: Final answer
    x = 290,162.26

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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.