Home / 733,764.60-1,099,286.10-417,281.40

Finding the Fourth Proportional to 733,764.60, 1,099,286.10 and 417,281.40

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Solution

The fourth proportional to 733,764.60, 1,099,286.10 and 417,281.40 is: 625,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,764.60 : 1,099,286.10 = 417,281.40 : x
  2. Step 2: Convert to fraction form
    733,764.60/1,099,286.10 = 417,281.40/x
  3. Step 3: Cross multiply
    733,764.60x = 1,099,286.10 × 417,281.40
  4. Step 4: Simplify right side
    733,764.60x = 458,711,642,808.54
  5. Step 5: Solve for x
    x = 458,711,642,808.54/733,764.60
  6. Step 6: Final answer
    x = 625,148.23

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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.