Home / 471,785.10-651,067.65-256,926.12

Finding the Fourth Proportional to 471,785.10, 651,067.65 and 256,926.12

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Solution

The fourth proportional to 471,785.10, 651,067.65 and 256,926.12 is: 354,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,785.10 : 651,067.65 = 256,926.12 : x
  2. Step 2: Convert to fraction form
    471,785.10/651,067.65 = 256,926.12/x
  3. Step 3: Cross multiply
    471,785.10x = 651,067.65 × 256,926.12
  4. Step 4: Simplify right side
    471,785.10x = 167,276,285,172.02
  5. Step 5: Solve for x
    x = 167,276,285,172.02/471,785.10
  6. Step 6: Final answer
    x = 354,560.34

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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.