Home / 534,885.12-802,448.76-179,889.38

Finding the Fourth Proportional to 534,885.12, 802,448.76 and 179,889.38

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Solution

The fourth proportional to 534,885.12, 802,448.76 and 179,889.38 is: 269,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,885.12 : 802,448.76 = 179,889.38 : x
  2. Step 2: Convert to fraction form
    534,885.12/802,448.76 = 179,889.38/x
  3. Step 3: Cross multiply
    534,885.12x = 802,448.76 × 179,889.38
  4. Step 4: Simplify right side
    534,885.12x = 144,352,009,918.17
  5. Step 5: Solve for x
    x = 144,352,009,918.17/534,885.12
  6. Step 6: Final answer
    x = 269,874.79

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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.