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Finding the Fourth Proportional to 250,585.63, 345,473.63 and 199,073.65

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Solution

The fourth proportional to 250,585.63, 345,473.63 and 199,073.65 is: 274,455.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,585.63 : 345,473.63 = 199,073.65 : x
  2. Step 2: Convert to fraction form
    250,585.63/345,473.63 = 199,073.65/x
  3. Step 3: Cross multiply
    250,585.63x = 345,473.63 × 199,073.65
  4. Step 4: Simplify right side
    250,585.63x = 68,774,695,390.32
  5. Step 5: Solve for x
    x = 68,774,695,390.32/250,585.63
  6. Step 6: Final answer
    x = 274,455.86

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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.