Home / 1,135,742.80-1,703,614.20-337,147.60

Finding the Fourth Proportional to 1,135,742.80, 1,703,614.20 and 337,147.60

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Solution

The fourth proportional to 1,135,742.80, 1,703,614.20 and 337,147.60 is: 505,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,742.80 : 1,703,614.20 = 337,147.60 : x
  2. Step 2: Convert to fraction form
    1,135,742.80/1,703,614.20 = 337,147.60/x
  3. Step 3: Cross multiply
    1,135,742.80x = 1,703,614.20 × 337,147.60
  4. Step 4: Simplify right side
    1,135,742.80x = 574,369,438,855.92
  5. Step 5: Solve for x
    x = 574,369,438,855.92/1,135,742.80
  6. Step 6: Final answer
    x = 505,721.40

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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.