Home / 729,656.90-1,094,489.02-329,829.56

Finding the Fourth Proportional to 729,656.90, 1,094,489.02 and 329,829.56

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Solution

The fourth proportional to 729,656.90, 1,094,489.02 and 329,829.56 is: 494,746.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,656.90 : 1,094,489.02 = 329,829.56 : x
  2. Step 2: Convert to fraction form
    729,656.90/1,094,489.02 = 329,829.56/x
  3. Step 3: Cross multiply
    729,656.90x = 1,094,489.02 × 329,829.56
  4. Step 4: Simplify right side
    729,656.90x = 360,994,831,891.43
  5. Step 5: Solve for x
    x = 360,994,831,891.43/729,656.90
  6. Step 6: Final answer
    x = 494,746.00

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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.