Home / 468,824.41-646,980.72-253,964.31

Finding the Fourth Proportional to 468,824.41, 646,980.72 and 253,964.31

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Solution

The fourth proportional to 468,824.41, 646,980.72 and 253,964.31 is: 350,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,824.41 : 646,980.72 = 253,964.31 : x
  2. Step 2: Convert to fraction form
    468,824.41/646,980.72 = 253,964.31/x
  3. Step 3: Cross multiply
    468,824.41x = 646,980.72 × 253,964.31
  4. Step 4: Simplify right side
    468,824.41x = 164,310,012,398.83
  5. Step 5: Solve for x
    x = 164,310,012,398.83/468,824.41
  6. Step 6: Final answer
    x = 350,472.40

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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.