Home / 468,823.32-646,979.26-253,963.36

Finding the Fourth Proportional to 468,823.32, 646,979.26 and 253,963.36

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Solution

The fourth proportional to 468,823.32, 646,979.26 and 253,963.36 is: 350,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,823.32 : 646,979.26 = 253,963.36 : x
  2. Step 2: Convert to fraction form
    468,823.32/646,979.26 = 253,963.36/x
  3. Step 3: Cross multiply
    468,823.32x = 646,979.26 × 253,963.36
  4. Step 4: Simplify right side
    468,823.32x = 164,309,026,719.91
  5. Step 5: Solve for x
    x = 164,309,026,719.91/468,823.32
  6. Step 6: Final answer
    x = 350,471.10

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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.