Home / 421,096.96-581,089.32-230,111.92

Finding the Fourth Proportional to 421,096.96, 581,089.32 and 230,111.92

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Solution

The fourth proportional to 421,096.96, 581,089.32 and 230,111.92 is: 317,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,096.96 : 581,089.32 = 230,111.92 : x
  2. Step 2: Convert to fraction form
    421,096.96/581,089.32 = 230,111.92/x
  3. Step 3: Cross multiply
    421,096.96x = 581,089.32 × 230,111.92
  4. Step 4: Simplify right side
    421,096.96x = 133,715,579,116.69
  5. Step 5: Solve for x
    x = 133,715,579,116.69/421,096.96
  6. Step 6: Final answer
    x = 317,541.07

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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.