Home / 573,739.55-791,756.19-315,610.94

Finding the Fourth Proportional to 573,739.55, 791,756.19 and 315,610.94

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Solution

The fourth proportional to 573,739.55, 791,756.19 and 315,610.94 is: 435,540.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,739.55 : 791,756.19 = 315,610.94 : x
  2. Step 2: Convert to fraction form
    573,739.55/791,756.19 = 315,610.94/x
  3. Step 3: Cross multiply
    573,739.55x = 791,756.19 × 315,610.94
  4. Step 4: Simplify right side
    573,739.55x = 249,886,915,376.72
  5. Step 5: Solve for x
    x = 249,886,915,376.72/573,739.55
  6. Step 6: Final answer
    x = 435,540.68

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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.