Home / 468,743.13-646,819.29-261,973.35

Finding the Fourth Proportional to 468,743.13, 646,819.29 and 261,973.35

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Solution

The fourth proportional to 468,743.13, 646,819.29 and 261,973.35 is: 361,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,743.13 : 646,819.29 = 261,973.35 : x
  2. Step 2: Convert to fraction form
    468,743.13/646,819.29 = 261,973.35/x
  3. Step 3: Cross multiply
    468,743.13x = 646,819.29 × 261,973.35
  4. Step 4: Simplify right side
    468,743.13x = 169,449,416,245.92
  5. Step 5: Solve for x
    x = 169,449,416,245.92/468,743.13
  6. Step 6: Final answer
    x = 361,497.39

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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.