Home / 803,345.53-1,205,049.66-242,380.09

Finding the Fourth Proportional to 803,345.53, 1,205,049.66 and 242,380.09

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Solution

The fourth proportional to 803,345.53, 1,205,049.66 and 242,380.09 is: 363,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,345.53 : 1,205,049.66 = 242,380.09 : x
  2. Step 2: Convert to fraction form
    803,345.53/1,205,049.66 = 242,380.09/x
  3. Step 3: Cross multiply
    803,345.53x = 1,205,049.66 × 242,380.09
  4. Step 4: Simplify right side
    803,345.53x = 292,080,043,833.37
  5. Step 5: Solve for x
    x = 292,080,043,833.37/803,345.53
  6. Step 6: Final answer
    x = 363,579.60

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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.