Home / 720,255.59-1,080,438.06-214,777.02

Finding the Fourth Proportional to 720,255.59, 1,080,438.06 and 214,777.02

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Solution

The fourth proportional to 720,255.59, 1,080,438.06 and 214,777.02 is: 322,181.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,255.59 : 1,080,438.06 = 214,777.02 : x
  2. Step 2: Convert to fraction form
    720,255.59/1,080,438.06 = 214,777.02/x
  3. Step 3: Cross multiply
    720,255.59x = 1,080,438.06 × 214,777.02
  4. Step 4: Simplify right side
    720,255.59x = 232,053,261,419.19
  5. Step 5: Solve for x
    x = 232,053,261,419.19/720,255.59
  6. Step 6: Final answer
    x = 322,181.83

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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.