Home / 880,727.04-1,321,090.56-382,080

Finding the Fourth Proportional to 880,727.04, 1,321,090.56 and 382,080

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Solution

The fourth proportional to 880,727.04, 1,321,090.56 and 382,080 is: 573,120

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,727.04 : 1,321,090.56 = 382,080 : x
  2. Step 2: Convert to fraction form
    880,727.04/1,321,090.56 = 382,080/x
  3. Step 3: Cross multiply
    880,727.04x = 1,321,090.56 × 382,080
  4. Step 4: Simplify right side
    880,727.04x = 504,762,281,164.80
  5. Step 5: Solve for x
    x = 504,762,281,164.80/880,727.04
  6. Step 6: Final answer
    x = 573,120

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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.