Home / 400,569.24-552,196.62-304,909.32

Finding the Fourth Proportional to 400,569.24, 552,196.62 and 304,909.32

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Solution

The fourth proportional to 400,569.24, 552,196.62 and 304,909.32 is: 420,326.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,569.24 : 552,196.62 = 304,909.32 : x
  2. Step 2: Convert to fraction form
    400,569.24/552,196.62 = 304,909.32/x
  3. Step 3: Cross multiply
    400,569.24x = 552,196.62 × 304,909.32
  4. Step 4: Simplify right side
    400,569.24x = 168,369,895,910.50
  5. Step 5: Solve for x
    x = 168,369,895,910.50/400,569.24
  6. Step 6: Final answer
    x = 420,326.57

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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.