Home / 756,847.86-1,135,607.13-401,776.26

Finding the Fourth Proportional to 756,847.86, 1,135,607.13 and 401,776.26

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Solution

The fourth proportional to 756,847.86, 1,135,607.13 and 401,776.26 is: 602,842.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,847.86 : 1,135,607.13 = 401,776.26 : x
  2. Step 2: Convert to fraction form
    756,847.86/1,135,607.13 = 401,776.26/x
  3. Step 3: Cross multiply
    756,847.86x = 1,135,607.13 × 401,776.26
  4. Step 4: Simplify right side
    756,847.86x = 456,259,985,520.73
  5. Step 5: Solve for x
    x = 456,259,985,520.73/756,847.86
  6. Step 6: Final answer
    x = 602,842.41

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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.