Home / 350,828.16-526,242.24-281,146.56

Finding the Fourth Proportional to 350,828.16, 526,242.24 and 281,146.56

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Solution

The fourth proportional to 350,828.16, 526,242.24 and 281,146.56 is: 421,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,828.16 : 526,242.24 = 281,146.56 : x
  2. Step 2: Convert to fraction form
    350,828.16/526,242.24 = 281,146.56/x
  3. Step 3: Cross multiply
    350,828.16x = 526,242.24 × 281,146.56
  4. Step 4: Simplify right side
    350,828.16x = 147,951,195,502.69
  5. Step 5: Solve for x
    x = 147,951,195,502.69/350,828.16
  6. Step 6: Final answer
    x = 421,719.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.