Home / 231,479.68-346,653.24-209,041.04

Finding the Fourth Proportional to 231,479.68, 346,653.24 and 209,041.04

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Solution

The fourth proportional to 231,479.68, 346,653.24 and 209,041.04 is: 313,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,479.68 : 346,653.24 = 209,041.04 : x
  2. Step 2: Convert to fraction form
    231,479.68/346,653.24 = 209,041.04/x
  3. Step 3: Cross multiply
    231,479.68x = 346,653.24 × 209,041.04
  4. Step 4: Simplify right side
    231,479.68x = 72,464,753,808.97
  5. Step 5: Solve for x
    x = 72,464,753,808.97/231,479.68
  6. Step 6: Final answer
    x = 313,050.17

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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.