Home / 672,847.39-1,009,465.89-199,544.14

Finding the Fourth Proportional to 672,847.39, 1,009,465.89 and 199,544.14

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Solution

The fourth proportional to 672,847.39, 1,009,465.89 and 199,544.14 is: 299,373.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,847.39 : 1,009,465.89 = 199,544.14 : x
  2. Step 2: Convert to fraction form
    672,847.39/1,009,465.89 = 199,544.14/x
  3. Step 3: Cross multiply
    672,847.39x = 1,009,465.89 × 199,544.14
  4. Step 4: Simplify right side
    672,847.39x = 201,433,002,879.39
  5. Step 5: Solve for x
    x = 201,433,002,879.39/672,847.39
  6. Step 6: Final answer
    x = 299,373.98

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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.