Home / 557,734.50-836,452.30-242,116.38

Finding the Fourth Proportional to 557,734.50, 836,452.30 and 242,116.38

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Solution

The fourth proportional to 557,734.50, 836,452.30 and 242,116.38 is: 363,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,734.50 : 836,452.30 = 242,116.38 : x
  2. Step 2: Convert to fraction form
    557,734.50/836,452.30 = 242,116.38/x
  3. Step 3: Cross multiply
    557,734.50x = 836,452.30 × 242,116.38
  4. Step 4: Simplify right side
    557,734.50x = 202,518,802,918.67
  5. Step 5: Solve for x
    x = 202,518,802,918.67/557,734.50
  6. Step 6: Final answer
    x = 363,109.69

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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.