Home / 309,851.23-464,908.07-169,445.83

Finding the Fourth Proportional to 309,851.23, 464,908.07 and 169,445.83

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Solution

The fourth proportional to 309,851.23, 464,908.07 and 169,445.83 is: 254,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,851.23 : 464,908.07 = 169,445.83 : x
  2. Step 2: Convert to fraction form
    309,851.23/464,908.07 = 169,445.83/x
  3. Step 3: Cross multiply
    309,851.23x = 464,908.07 × 169,445.83
  4. Step 4: Simplify right side
    309,851.23x = 78,776,733,794.85
  5. Step 5: Solve for x
    x = 78,776,733,794.85/309,851.23
  6. Step 6: Final answer
    x = 254,240.51

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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.