Home / 891,234.30-1,336,261.05-492,066.30

Finding the Fourth Proportional to 891,234.30, 1,336,261.05 and 492,066.30

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Solution

The fourth proportional to 891,234.30, 1,336,261.05 and 492,066.30 is: 737,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,234.30 : 1,336,261.05 = 492,066.30 : x
  2. Step 2: Convert to fraction form
    891,234.30/1,336,261.05 = 492,066.30/x
  3. Step 3: Cross multiply
    891,234.30x = 1,336,261.05 × 492,066.30
  4. Step 4: Simplify right side
    891,234.30x = 657,529,030,707.62
  5. Step 5: Solve for x
    x = 657,529,030,707.62/891,234.30
  6. Step 6: Final answer
    x = 737,773.48

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Double scale
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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.