Home / 756,848.86-1,135,608.63-401,777.26

Finding the Fourth Proportional to 756,848.86, 1,135,608.63 and 401,777.26

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Solution

The fourth proportional to 756,848.86, 1,135,608.63 and 401,777.26 is: 602,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,848.86 : 1,135,608.63 = 401,777.26 : x
  2. Step 2: Convert to fraction form
    756,848.86/1,135,608.63 = 401,777.26/x
  3. Step 3: Cross multiply
    756,848.86x = 1,135,608.63 × 401,777.26
  4. Step 4: Simplify right side
    756,848.86x = 456,261,723,793.75
  5. Step 5: Solve for x
    x = 456,261,723,793.75/756,848.86
  6. Step 6: Final answer
    x = 602,843.91

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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.