Home / 769,433.67-1,061,873.44-425,262.20

Finding the Fourth Proportional to 769,433.67, 1,061,873.44 and 425,262.20

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Solution

The fourth proportional to 769,433.67, 1,061,873.44 and 425,262.20 is: 586,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,433.67 : 1,061,873.44 = 425,262.20 : x
  2. Step 2: Convert to fraction form
    769,433.67/1,061,873.44 = 425,262.20/x
  3. Step 3: Cross multiply
    769,433.67x = 1,061,873.44 × 425,262.20
  4. Step 4: Simplify right side
    769,433.67x = 451,574,634,218.44
  5. Step 5: Solve for x
    x = 451,574,634,218.44/769,433.67
  6. Step 6: Final answer
    x = 586,892.22

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Double scale
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1.5x scale

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.