Home / 755,577.06-1,133,364.38-518,200.08

Finding the Fourth Proportional to 755,577.06, 1,133,364.38 and 518,200.08

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Solution

The fourth proportional to 755,577.06, 1,133,364.38 and 518,200.08 is: 777,299.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,577.06 : 1,133,364.38 = 518,200.08 : x
  2. Step 2: Convert to fraction form
    755,577.06/1,133,364.38 = 518,200.08/x
  3. Step 3: Cross multiply
    755,577.06x = 1,133,364.38 × 518,200.08
  4. Step 4: Simplify right side
    755,577.06x = 587,309,509,794.15
  5. Step 5: Solve for x
    x = 587,309,509,794.15/755,577.06
  6. Step 6: Final answer
    x = 777,299.29

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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.