Home / 801,032.96-1,105,403.22-456,860.81

Finding the Fourth Proportional to 801,032.96, 1,105,403.22 and 456,860.81

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Solution

The fourth proportional to 801,032.96, 1,105,403.22 and 456,860.81 is: 630,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,032.96 : 1,105,403.22 = 456,860.81 : x
  2. Step 2: Convert to fraction form
    801,032.96/1,105,403.22 = 456,860.81/x
  3. Step 3: Cross multiply
    801,032.96x = 1,105,403.22 × 456,860.81
  4. Step 4: Simplify right side
    801,032.96x = 505,015,413,229.32
  5. Step 5: Solve for x
    x = 505,015,413,229.32/801,032.96
  6. Step 6: Final answer
    x = 630,455.22

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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.