Home / 421,082.46-581,095.34-230,095.88

Finding the Fourth Proportional to 421,082.46, 581,095.34 and 230,095.88

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Solution

The fourth proportional to 421,082.46, 581,095.34 and 230,095.88 is: 317,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,082.46 : 581,095.34 = 230,095.88 : x
  2. Step 2: Convert to fraction form
    421,082.46/581,095.34 = 230,095.88/x
  3. Step 3: Cross multiply
    421,082.46x = 581,095.34 × 230,095.88
  4. Step 4: Simplify right side
    421,082.46x = 133,707,639,565.24
  5. Step 5: Solve for x
    x = 133,707,639,565.24/421,082.46
  6. Step 6: Final answer
    x = 317,533.15

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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.