Home / 1,172,129.64-1,757,844.52-498,208.04

Finding the Fourth Proportional to 1,172,129.64, 1,757,844.52 and 498,208.04

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Solution

The fourth proportional to 1,172,129.64, 1,757,844.52 and 498,208.04 is: 747,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,129.64 : 1,757,844.52 = 498,208.04 : x
  2. Step 2: Convert to fraction form
    1,172,129.64/1,757,844.52 = 498,208.04/x
  3. Step 3: Cross multiply
    1,172,129.64x = 1,757,844.52 × 498,208.04
  4. Step 4: Simplify right side
    1,172,129.64x = 875,772,272,933.94
  5. Step 5: Solve for x
    x = 875,772,272,933.94/1,172,129.64
  6. Step 6: Final answer
    x = 747,163.32

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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.