Home / 339,984.82-510,088.18-162,505.66

Finding the Fourth Proportional to 339,984.82, 510,088.18 and 162,505.66

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Solution

The fourth proportional to 339,984.82, 510,088.18 and 162,505.66 is: 243,811.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,984.82 : 510,088.18 = 162,505.66 : x
  2. Step 2: Convert to fraction form
    339,984.82/510,088.18 = 162,505.66/x
  3. Step 3: Cross multiply
    339,984.82x = 510,088.18 × 162,505.66
  4. Step 4: Simplify right side
    339,984.82x = 82,892,216,349.10
  5. Step 5: Solve for x
    x = 82,892,216,349.10/339,984.82
  6. Step 6: Final answer
    x = 243,811.52

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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.