Home / 252,449.21-348,495.89-217,856.34

Finding the Fourth Proportional to 252,449.21, 348,495.89 and 217,856.34

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Solution

The fourth proportional to 252,449.21, 348,495.89 and 217,856.34 is: 300,741.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,449.21 : 348,495.89 = 217,856.34 : x
  2. Step 2: Convert to fraction form
    252,449.21/348,495.89 = 217,856.34/x
  3. Step 3: Cross multiply
    252,449.21x = 348,495.89 × 217,856.34
  4. Step 4: Simplify right side
    252,449.21x = 75,922,038,011.16
  5. Step 5: Solve for x
    x = 75,922,038,011.16/252,449.21
  6. Step 6: Final answer
    x = 300,741.83

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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.