Home / 808,578.50-1,212,349.23-335,590.34

Finding the Fourth Proportional to 808,578.50, 1,212,349.23 and 335,590.34

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Solution

The fourth proportional to 808,578.50, 1,212,349.23 and 335,590.34 is: 503,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,578.50 : 1,212,349.23 = 335,590.34 : x
  2. Step 2: Convert to fraction form
    808,578.50/1,212,349.23 = 335,590.34/x
  3. Step 3: Cross multiply
    808,578.50x = 1,212,349.23 × 335,590.34
  4. Step 4: Simplify right side
    808,578.50x = 406,852,690,294.44
  5. Step 5: Solve for x
    x = 406,852,690,294.44/808,578.50
  6. Step 6: Final answer
    x = 503,170.30

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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.