Home / 421,083.15-581,096.26-230,096.54

Finding the Fourth Proportional to 421,083.15, 581,096.26 and 230,096.54

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Solution

The fourth proportional to 421,083.15, 581,096.26 and 230,096.54 is: 317,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,083.15 : 581,096.26 = 230,096.54 : x
  2. Step 2: Convert to fraction form
    421,083.15/581,096.26 = 230,096.54/x
  3. Step 3: Cross multiply
    421,083.15x = 581,096.26 × 230,096.54
  4. Step 4: Simplify right side
    421,083.15x = 133,708,238,832.94
  5. Step 5: Solve for x
    x = 133,708,238,832.94/421,083.15
  6. Step 6: Final answer
    x = 317,534.05

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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.