Home / 250,444.45-345,665.55-230,269.36

Finding the Fourth Proportional to 250,444.45, 345,665.55 and 230,269.36

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Solution

The fourth proportional to 250,444.45, 345,665.55 and 230,269.36 is: 317,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,444.45 : 345,665.55 = 230,269.36 : x
  2. Step 2: Convert to fraction form
    250,444.45/345,665.55 = 230,269.36/x
  3. Step 3: Cross multiply
    250,444.45x = 345,665.55 × 230,269.36
  4. Step 4: Simplify right side
    250,444.45x = 79,596,184,972.55
  5. Step 5: Solve for x
    x = 79,596,184,972.55/250,444.45
  6. Step 6: Final answer
    x = 317,819.72

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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.