Home / 933,825.75-1,288,727.42-571,135.69

Finding the Fourth Proportional to 933,825.75, 1,288,727.42 and 571,135.69

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Solution

The fourth proportional to 933,825.75, 1,288,727.42 and 571,135.69 is: 788,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,825.75 : 1,288,727.42 = 571,135.69 : x
  2. Step 2: Convert to fraction form
    933,825.75/1,288,727.42 = 571,135.69/x
  3. Step 3: Cross multiply
    933,825.75x = 1,288,727.42 × 571,135.69
  4. Step 4: Simplify right side
    933,825.75x = 736,038,222,998.85
  5. Step 5: Solve for x
    x = 736,038,222,998.85/933,825.75
  6. Step 6: Final answer
    x = 788,196.54

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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.