Home / 372,074.58-557,931.33-218,242.60

Finding the Fourth Proportional to 372,074.58, 557,931.33 and 218,242.60

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Solution

The fourth proportional to 372,074.58, 557,931.33 and 218,242.60 is: 327,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,074.58 : 557,931.33 = 218,242.60 : x
  2. Step 2: Convert to fraction form
    372,074.58/557,931.33 = 218,242.60/x
  3. Step 3: Cross multiply
    372,074.58x = 557,931.33 × 218,242.60
  4. Step 4: Simplify right side
    372,074.58x = 121,764,384,080.66
  5. Step 5: Solve for x
    x = 121,764,384,080.66/372,074.58
  6. Step 6: Final answer
    x = 327,258.00

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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.