Home / 338,946.72-468,365.38-246,905.80

Finding the Fourth Proportional to 338,946.72, 468,365.38 and 246,905.80

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Solution

The fourth proportional to 338,946.72, 468,365.38 and 246,905.80 is: 341,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,946.72 : 468,365.38 = 246,905.80 : x
  2. Step 2: Convert to fraction form
    338,946.72/468,365.38 = 246,905.80/x
  3. Step 3: Cross multiply
    338,946.72x = 468,365.38 × 246,905.80
  4. Step 4: Simplify right side
    338,946.72x = 115,642,128,841.20
  5. Step 5: Solve for x
    x = 115,642,128,841.20/338,946.72
  6. Step 6: Final answer
    x = 341,180.85

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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.