Home / 1,134,864.42-1,702,703.16-486,168.48

Finding the Fourth Proportional to 1,134,864.42, 1,702,703.16 and 486,168.48

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Solution

The fourth proportional to 1,134,864.42, 1,702,703.16 and 486,168.48 is: 729,426.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,864.42 : 1,702,703.16 = 486,168.48 : x
  2. Step 2: Convert to fraction form
    1,134,864.42/1,702,703.16 = 486,168.48/x
  3. Step 3: Cross multiply
    1,134,864.42x = 1,702,703.16 × 486,168.48
  4. Step 4: Simplify right side
    1,134,864.42x = 827,800,607,188.40
  5. Step 5: Solve for x
    x = 827,800,607,188.40/1,134,864.42
  6. Step 6: Final answer
    x = 729,426.87

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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.