Home / 491,741.16-677,277.54-424,556.52

Finding the Fourth Proportional to 491,741.16, 677,277.54 and 424,556.52

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Solution

The fourth proportional to 491,741.16, 677,277.54 and 424,556.52 is: 584,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,741.16 : 677,277.54 = 424,556.52 : x
  2. Step 2: Convert to fraction form
    491,741.16/677,277.54 = 424,556.52/x
  3. Step 3: Cross multiply
    491,741.16x = 677,277.54 × 424,556.52
  4. Step 4: Simplify right side
    491,741.16x = 287,542,595,456.56
  5. Step 5: Solve for x
    x = 287,542,595,456.56/491,741.16
  6. Step 6: Final answer
    x = 584,743.80

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1.5x scale

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.