Home / 250,235.04-345,292.80-199,376.64

Finding the Fourth Proportional to 250,235.04, 345,292.80 and 199,376.64

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Solution

The fourth proportional to 250,235.04, 345,292.80 and 199,376.64 is: 275,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,235.04 : 345,292.80 = 199,376.64 : x
  2. Step 2: Convert to fraction form
    250,235.04/345,292.80 = 199,376.64/x
  3. Step 3: Cross multiply
    250,235.04x = 345,292.80 × 199,376.64
  4. Step 4: Simplify right side
    250,235.04x = 68,843,318,280.19
  5. Step 5: Solve for x
    x = 68,843,318,280.19/250,235.04
  6. Step 6: Final answer
    x = 275,114.62

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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.