Home / 792,157.50-1,188,559.23-286,771.86

Finding the Fourth Proportional to 792,157.50, 1,188,559.23 and 286,771.86

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Solution

The fourth proportional to 792,157.50, 1,188,559.23 and 286,771.86 is: 430,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,157.50 : 1,188,559.23 = 286,771.86 : x
  2. Step 2: Convert to fraction form
    792,157.50/1,188,559.23 = 286,771.86/x
  3. Step 3: Cross multiply
    792,157.50x = 1,188,559.23 × 286,771.86
  4. Step 4: Simplify right side
    792,157.50x = 340,845,341,107.27
  5. Step 5: Solve for x
    x = 340,845,341,107.27/792,157.50
  6. Step 6: Final answer
    x = 430,274.71

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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.