Home / 557,941.20-836,104.05-384,655.08

Finding the Fourth Proportional to 557,941.20, 836,104.05 and 384,655.08

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Solution

The fourth proportional to 557,941.20, 836,104.05 and 384,655.08 is: 576,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,941.20 : 836,104.05 = 384,655.08 : x
  2. Step 2: Convert to fraction form
    557,941.20/836,104.05 = 384,655.08/x
  3. Step 3: Cross multiply
    557,941.20x = 836,104.05 × 384,655.08
  4. Step 4: Simplify right side
    557,941.20x = 321,611,667,448.33
  5. Step 5: Solve for x
    x = 321,611,667,448.33/557,941.20
  6. Step 6: Final answer
    x = 576,425.73

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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.