Home / 842,697.02-1,264,363.88-505,972.46

Finding the Fourth Proportional to 842,697.02, 1,264,363.88 and 505,972.46

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Solution

The fourth proportional to 842,697.02, 1,264,363.88 and 505,972.46 is: 759,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,697.02 : 1,264,363.88 = 505,972.46 : x
  2. Step 2: Convert to fraction form
    842,697.02/1,264,363.88 = 505,972.46/x
  3. Step 3: Cross multiply
    842,697.02x = 1,264,363.88 × 505,972.46
  4. Step 4: Simplify right side
    842,697.02x = 639,733,293,847.06
  5. Step 5: Solve for x
    x = 639,733,293,847.06/842,697.02
  6. Step 6: Final answer
    x = 759,149.83

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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.