Home / 770,475.96-1,155,426.57-264,893.79

Finding the Fourth Proportional to 770,475.96, 1,155,426.57 and 264,893.79

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Solution

The fourth proportional to 770,475.96, 1,155,426.57 and 264,893.79 is: 397,241.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,475.96 : 1,155,426.57 = 264,893.79 : x
  2. Step 2: Convert to fraction form
    770,475.96/1,155,426.57 = 264,893.79/x
  3. Step 3: Cross multiply
    770,475.96x = 1,155,426.57 × 264,893.79
  4. Step 4: Simplify right side
    770,475.96x = 306,065,323,194.00
  5. Step 5: Solve for x
    x = 306,065,323,194.00/770,475.96
  6. Step 6: Final answer
    x = 397,241.89

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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.