Home / 759,022.26-1,138,720.20-534,820.50

Finding the Fourth Proportional to 759,022.26, 1,138,720.20 and 534,820.50

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Solution

The fourth proportional to 759,022.26, 1,138,720.20 and 534,820.50 is: 802,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,022.26 : 1,138,720.20 = 534,820.50 : x
  2. Step 2: Convert to fraction form
    759,022.26/1,138,720.20 = 534,820.50/x
  3. Step 3: Cross multiply
    759,022.26x = 1,138,720.20 × 534,820.50
  4. Step 4: Simplify right side
    759,022.26x = 609,010,906,724.10
  5. Step 5: Solve for x
    x = 609,010,906,724.10/759,022.26
  6. Step 6: Final answer
    x = 802,362.38

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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.