Home / 504,962-696,869.80-290,169.44

Finding the Fourth Proportional to 504,962, 696,869.80 and 290,169.44

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Solution

The fourth proportional to 504,962, 696,869.80 and 290,169.44 is: 400,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,962 : 696,869.80 = 290,169.44 : x
  2. Step 2: Convert to fraction form
    504,962/696,869.80 = 290,169.44/x
  3. Step 3: Cross multiply
    504,962x = 696,869.80 × 290,169.44
  4. Step 4: Simplify right side
    504,962x = 202,210,319,618.91
  5. Step 5: Solve for x
    x = 202,210,319,618.91/504,962
  6. Step 6: Final answer
    x = 400,446.61

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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.