Home / 770,913.14-1,063,847.26-426,741.79

Finding the Fourth Proportional to 770,913.14, 1,063,847.26 and 426,741.79

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Solution

The fourth proportional to 770,913.14, 1,063,847.26 and 426,741.79 is: 588,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,913.14 : 1,063,847.26 = 426,741.79 : x
  2. Step 2: Convert to fraction form
    770,913.14/1,063,847.26 = 426,741.79/x
  3. Step 3: Cross multiply
    770,913.14x = 1,063,847.26 × 426,741.79
  4. Step 4: Simplify right side
    770,913.14x = 453,988,084,019.00
  5. Step 5: Solve for x
    x = 453,988,084,019.00/770,913.14
  6. Step 6: Final answer
    x = 588,896.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.