Home / 788,629.70-1,182,439.20-333,097.42

Finding the Fourth Proportional to 788,629.70, 1,182,439.20 and 333,097.42

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Solution

The fourth proportional to 788,629.70, 1,182,439.20 and 333,097.42 is: 499,432.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,629.70 : 1,182,439.20 = 333,097.42 : x
  2. Step 2: Convert to fraction form
    788,629.70/1,182,439.20 = 333,097.42/x
  3. Step 3: Cross multiply
    788,629.70x = 1,182,439.20 × 333,097.42
  4. Step 4: Simplify right side
    788,629.70x = 393,867,446,826.86
  5. Step 5: Solve for x
    x = 393,867,446,826.86/788,629.70
  6. Step 6: Final answer
    x = 499,432.68

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1.5x scale

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.