Home / 358,838.27-494,977.84-213,546.65

Finding the Fourth Proportional to 358,838.27, 494,977.84 and 213,546.65

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Solution

The fourth proportional to 358,838.27, 494,977.84 and 213,546.65 is: 294,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,838.27 : 494,977.84 = 213,546.65 : x
  2. Step 2: Convert to fraction form
    358,838.27/494,977.84 = 213,546.65/x
  3. Step 3: Cross multiply
    358,838.27x = 494,977.84 × 213,546.65
  4. Step 4: Simplify right side
    358,838.27x = 105,700,856,547.48
  5. Step 5: Solve for x
    x = 105,700,856,547.48/358,838.27
  6. Step 6: Final answer
    x = 294,564.06

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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.