Home / 883,218.80-1,324,925.40-322,374.80

Finding the Fourth Proportional to 883,218.80, 1,324,925.40 and 322,374.80

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Solution

The fourth proportional to 883,218.80, 1,324,925.40 and 322,374.80 is: 483,597.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,218.80 : 1,324,925.40 = 322,374.80 : x
  2. Step 2: Convert to fraction form
    883,218.80/1,324,925.40 = 322,374.80/x
  3. Step 3: Cross multiply
    883,218.80x = 1,324,925.40 × 322,374.80
  4. Step 4: Simplify right side
    883,218.80x = 427,122,560,839.92
  5. Step 5: Solve for x
    x = 427,122,560,839.92/883,218.80
  6. Step 6: Final answer
    x = 483,597.68

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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.