Home / 358,467.26-494,684.78-195,124.40

Finding the Fourth Proportional to 358,467.26, 494,684.78 and 195,124.40

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Solution

The fourth proportional to 358,467.26, 494,684.78 and 195,124.40 is: 269,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,467.26 : 494,684.78 = 195,124.40 : x
  2. Step 2: Convert to fraction form
    358,467.26/494,684.78 = 195,124.40/x
  3. Step 3: Cross multiply
    358,467.26x = 494,684.78 × 195,124.40
  4. Step 4: Simplify right side
    358,467.26x = 96,525,070,886.63
  5. Step 5: Solve for x
    x = 96,525,070,886.63/358,467.26
  6. Step 6: Final answer
    x = 269,271.65

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1.5x scale

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.