Home / 722,235.02-996,682.68-416,309.36

Finding the Fourth Proportional to 722,235.02, 996,682.68 and 416,309.36

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Solution

The fourth proportional to 722,235.02, 996,682.68 and 416,309.36 is: 574,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,235.02 : 996,682.68 = 416,309.36 : x
  2. Step 2: Convert to fraction form
    722,235.02/996,682.68 = 416,309.36/x
  3. Step 3: Cross multiply
    722,235.02x = 996,682.68 × 416,309.36
  4. Step 4: Simplify right side
    722,235.02x = 414,928,328,633.89
  5. Step 5: Solve for x
    x = 414,928,328,633.89/722,235.02
  6. Step 6: Final answer
    x = 574,505.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.