Home / 756,699.77-1,134,708.08-216,832.56

Finding the Fourth Proportional to 756,699.77, 1,134,708.08 and 216,832.56

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Solution

The fourth proportional to 756,699.77, 1,134,708.08 and 216,832.56 is: 325,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,699.77 : 1,134,708.08 = 216,832.56 : x
  2. Step 2: Convert to fraction form
    756,699.77/1,134,708.08 = 216,832.56/x
  3. Step 3: Cross multiply
    756,699.77x = 1,134,708.08 × 216,832.56
  4. Step 4: Simplify right side
    756,699.77x = 246,041,656,754.92
  5. Step 5: Solve for x
    x = 246,041,656,754.92/756,699.77
  6. Step 6: Final answer
    x = 325,150.96

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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.