Home / 573,619.07-791,594.96-318,964.79

Finding the Fourth Proportional to 573,619.07, 791,594.96 and 318,964.79

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Solution

The fourth proportional to 573,619.07, 791,594.96 and 318,964.79 is: 440,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,619.07 : 791,594.96 = 318,964.79 : x
  2. Step 2: Convert to fraction form
    573,619.07/791,594.96 = 318,964.79/x
  3. Step 3: Cross multiply
    573,619.07x = 791,594.96 × 318,964.79
  4. Step 4: Simplify right side
    573,619.07x = 252,490,920,565.62
  5. Step 5: Solve for x
    x = 252,490,920,565.62/573,619.07
  6. Step 6: Final answer
    x = 440,171.77

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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.