Home / 791,334.86-1,092,088.26-447,162.03

Finding the Fourth Proportional to 791,334.86, 1,092,088.26 and 447,162.03

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Solution

The fourth proportional to 791,334.86, 1,092,088.26 and 447,162.03 is: 617,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,334.86 : 1,092,088.26 = 447,162.03 : x
  2. Step 2: Convert to fraction form
    791,334.86/1,092,088.26 = 447,162.03/x
  3. Step 3: Cross multiply
    791,334.86x = 1,092,088.26 × 447,162.03
  4. Step 4: Simplify right side
    791,334.86x = 488,340,403,280.77
  5. Step 5: Solve for x
    x = 488,340,403,280.77/791,334.86
  6. Step 6: Final answer
    x = 617,109.69

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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.