Home / 421,082.65-581,095.57-230,096.04

Finding the Fourth Proportional to 421,082.65, 581,095.57 and 230,096.04

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Solution

The fourth proportional to 421,082.65, 581,095.57 and 230,096.04 is: 317,533.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,082.65 : 581,095.57 = 230,096.04 : x
  2. Step 2: Convert to fraction form
    421,082.65/581,095.57 = 230,096.04/x
  3. Step 3: Cross multiply
    421,082.65x = 581,095.57 × 230,096.04
  4. Step 4: Simplify right side
    421,082.65x = 133,707,790,464.29
  5. Step 5: Solve for x
    x = 133,707,790,464.29/421,082.65
  6. Step 6: Final answer
    x = 317,533.36

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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.