Home / 1,105,178.16-1,657,767.24-395,163.15

Finding the Fourth Proportional to 1,105,178.16, 1,657,767.24 and 395,163.15

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Solution

The fourth proportional to 1,105,178.16, 1,657,767.24 and 395,163.15 is: 592,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,178.16 : 1,657,767.24 = 395,163.15 : x
  2. Step 2: Convert to fraction form
    1,105,178.16/1,657,767.24 = 395,163.15/x
  3. Step 3: Cross multiply
    1,105,178.16x = 1,657,767.24 × 395,163.15
  4. Step 4: Simplify right side
    1,105,178.16x = 655,088,524,525.21
  5. Step 5: Solve for x
    x = 655,088,524,525.21/1,105,178.16
  6. Step 6: Final answer
    x = 592,744.73

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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.