Home / 792,401.80-1,188,602.70-293,662.60

Finding the Fourth Proportional to 792,401.80, 1,188,602.70 and 293,662.60

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Solution

The fourth proportional to 792,401.80, 1,188,602.70 and 293,662.60 is: 440,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,401.80 : 1,188,602.70 = 293,662.60 : x
  2. Step 2: Convert to fraction form
    792,401.80/1,188,602.70 = 293,662.60/x
  3. Step 3: Cross multiply
    792,401.80x = 1,188,602.70 × 293,662.60
  4. Step 4: Simplify right side
    792,401.80x = 349,048,159,249.02
  5. Step 5: Solve for x
    x = 349,048,159,249.02/792,401.80
  6. Step 6: Final answer
    x = 440,493.90

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Similar ratio
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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.