Home / 823,656.29-1,236,283.37-397,492.04

Finding the Fourth Proportional to 823,656.29, 1,236,283.37 and 397,492.04

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Solution

The fourth proportional to 823,656.29, 1,236,283.37 and 397,492.04 is: 596,623.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,656.29 : 1,236,283.37 = 397,492.04 : x
  2. Step 2: Convert to fraction form
    823,656.29/1,236,283.37 = 397,492.04/x
  3. Step 3: Cross multiply
    823,656.29x = 1,236,283.37 × 397,492.04
  4. Step 4: Simplify right side
    823,656.29x = 491,412,790,590.50
  5. Step 5: Solve for x
    x = 491,412,790,590.50/823,656.29
  6. Step 6: Final answer
    x = 596,623.61

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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.