Home / 468,844.46-647,005.65-253,985.37

Finding the Fourth Proportional to 468,844.46, 647,005.65 and 253,985.37

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Solution

The fourth proportional to 468,844.46, 647,005.65 and 253,985.37 is: 350,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,844.46 : 647,005.65 = 253,985.37 : x
  2. Step 2: Convert to fraction form
    468,844.46/647,005.65 = 253,985.37/x
  3. Step 3: Cross multiply
    468,844.46x = 647,005.65 × 253,985.37
  4. Step 4: Simplify right side
    468,844.46x = 164,329,969,407.34
  5. Step 5: Solve for x
    x = 164,329,969,407.34/468,844.46
  6. Step 6: Final answer
    x = 350,499.97

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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.