Home / 535,419.20-802,805.24-251,172.08

Finding the Fourth Proportional to 535,419.20, 802,805.24 and 251,172.08

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Solution

The fourth proportional to 535,419.20, 802,805.24 and 251,172.08 is: 376,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,419.20 : 802,805.24 = 251,172.08 : x
  2. Step 2: Convert to fraction form
    535,419.20/802,805.24 = 251,172.08/x
  3. Step 3: Cross multiply
    535,419.20x = 802,805.24 × 251,172.08
  4. Step 4: Simplify right side
    535,419.20x = 201,642,262,716.85
  5. Step 5: Solve for x
    x = 201,642,262,716.85/535,419.20
  6. Step 6: Final answer
    x = 376,606.33

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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.