Home / 496,943.80-685,607.58-324,962.44

Finding the Fourth Proportional to 496,943.80, 685,607.58 and 324,962.44

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Solution

The fourth proportional to 496,943.80, 685,607.58 and 324,962.44 is: 448,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,943.80 : 685,607.58 = 324,962.44 : x
  2. Step 2: Convert to fraction form
    496,943.80/685,607.58 = 324,962.44/x
  3. Step 3: Cross multiply
    496,943.80x = 685,607.58 × 324,962.44
  4. Step 4: Simplify right side
    496,943.80x = 222,796,712,079.30
  5. Step 5: Solve for x
    x = 222,796,712,079.30/496,943.80
  6. Step 6: Final answer
    x = 448,333.82

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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.