Home / 742,197.75-1,113,317.38-262,357.73

Finding the Fourth Proportional to 742,197.75, 1,113,317.38 and 262,357.73

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Solution

The fourth proportional to 742,197.75, 1,113,317.38 and 262,357.73 is: 393,543.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,197.75 : 1,113,317.38 = 262,357.73 : x
  2. Step 2: Convert to fraction form
    742,197.75/1,113,317.38 = 262,357.73/x
  3. Step 3: Cross multiply
    742,197.75x = 1,113,317.38 × 262,357.73
  4. Step 4: Simplify right side
    742,197.75x = 292,087,422,170.21
  5. Step 5: Solve for x
    x = 292,087,422,170.21/742,197.75
  6. Step 6: Final answer
    x = 393,543.94

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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.