Home / 352,948.14-487,067.40-191,803.23

Finding the Fourth Proportional to 352,948.14, 487,067.40 and 191,803.23

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Solution

The fourth proportional to 352,948.14, 487,067.40 and 191,803.23 is: 264,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,948.14 : 487,067.40 = 191,803.23 : x
  2. Step 2: Convert to fraction form
    352,948.14/487,067.40 = 191,803.23/x
  3. Step 3: Cross multiply
    352,948.14x = 487,067.40 × 191,803.23
  4. Step 4: Simplify right side
    352,948.14x = 93,421,100,547.70
  5. Step 5: Solve for x
    x = 93,421,100,547.70/352,948.14
  6. Step 6: Final answer
    x = 264,687.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.