Home / 792,648.90-1,188,973.35-650,931.30

Finding the Fourth Proportional to 792,648.90, 1,188,973.35 and 650,931.30

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Solution

The fourth proportional to 792,648.90, 1,188,973.35 and 650,931.30 is: 976,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,648.90 : 1,188,973.35 = 650,931.30 : x
  2. Step 2: Convert to fraction form
    792,648.90/1,188,973.35 = 650,931.30/x
  3. Step 3: Cross multiply
    792,648.90x = 1,188,973.35 × 650,931.30
  4. Step 4: Simplify right side
    792,648.90x = 773,939,968,380.86
  5. Step 5: Solve for x
    x = 773,939,968,380.86/792,648.90
  6. Step 6: Final answer
    x = 976,396.95

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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.