Home / 715,711.51-1,073,567.58-336,353.86

Finding the Fourth Proportional to 715,711.51, 1,073,567.58 and 336,353.86

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Solution

The fourth proportional to 715,711.51, 1,073,567.58 and 336,353.86 is: 504,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,711.51 : 1,073,567.58 = 336,353.86 : x
  2. Step 2: Convert to fraction form
    715,711.51/1,073,567.58 = 336,353.86/x
  3. Step 3: Cross multiply
    715,711.51x = 1,073,567.58 × 336,353.86
  4. Step 4: Simplify right side
    715,711.51x = 361,098,599,503.86
  5. Step 5: Solve for x
    x = 361,098,599,503.86/715,711.51
  6. Step 6: Final answer
    x = 504,530.94

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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.