Home / 468,825.69-646,981.17-253,965.24

Finding the Fourth Proportional to 468,825.69, 646,981.17 and 253,965.24

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Solution

The fourth proportional to 468,825.69, 646,981.17 and 253,965.24 is: 350,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,825.69 : 646,981.17 = 253,965.24 : x
  2. Step 2: Convert to fraction form
    468,825.69/646,981.17 = 253,965.24/x
  3. Step 3: Cross multiply
    468,825.69x = 646,981.17 × 253,965.24
  4. Step 4: Simplify right side
    468,825.69x = 164,310,728,590.72
  5. Step 5: Solve for x
    x = 164,310,728,590.72/468,825.69
  6. Step 6: Final answer
    x = 350,472.96

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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.