Home / 357,560.19-493,291.89-230,309.73

Finding the Fourth Proportional to 357,560.19, 493,291.89 and 230,309.73

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Solution

The fourth proportional to 357,560.19, 493,291.89 and 230,309.73 is: 317,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,560.19 : 493,291.89 = 230,309.73 : x
  2. Step 2: Convert to fraction form
    357,560.19/493,291.89 = 230,309.73/x
  3. Step 3: Cross multiply
    357,560.19x = 493,291.89 × 230,309.73
  4. Step 4: Simplify right side
    357,560.19x = 113,609,921,997.09
  5. Step 5: Solve for x
    x = 113,609,921,997.09/357,560.19
  6. Step 6: Final answer
    x = 317,736.50

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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.