Home / 791,124.96-1,091,757.69-428,548.83

Finding the Fourth Proportional to 791,124.96, 1,091,757.69 and 428,548.83

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Solution

The fourth proportional to 791,124.96, 1,091,757.69 and 428,548.83 is: 591,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,124.96 : 1,091,757.69 = 428,548.83 : x
  2. Step 2: Convert to fraction form
    791,124.96/1,091,757.69 = 428,548.83/x
  3. Step 3: Cross multiply
    791,124.96x = 1,091,757.69 × 428,548.83
  4. Step 4: Simplify right side
    791,124.96x = 467,871,476,598.91
  5. Step 5: Solve for x
    x = 467,871,476,598.91/791,124.96
  6. Step 6: Final answer
    x = 591,400.22

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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.