Home / 928,962.72-1,394,065.44-337,986.72

Finding the Fourth Proportional to 928,962.72, 1,394,065.44 and 337,986.72

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Solution

The fourth proportional to 928,962.72, 1,394,065.44 and 337,986.72 is: 507,206.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,962.72 : 1,394,065.44 = 337,986.72 : x
  2. Step 2: Convert to fraction form
    928,962.72/1,394,065.44 = 337,986.72/x
  3. Step 3: Cross multiply
    928,962.72x = 1,394,065.44 × 337,986.72
  4. Step 4: Simplify right side
    928,962.72x = 471,175,605,530.96
  5. Step 5: Solve for x
    x = 471,175,605,530.96/928,962.72
  6. Step 6: Final answer
    x = 507,206.15

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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.