Home / 470,534.64-649,326.41-263,789.33

Finding the Fourth Proportional to 470,534.64, 649,326.41 and 263,789.33

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Solution

The fourth proportional to 470,534.64, 649,326.41 and 263,789.33 is: 364,022.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,534.64 : 649,326.41 = 263,789.33 : x
  2. Step 2: Convert to fraction form
    470,534.64/649,326.41 = 263,789.33/x
  3. Step 3: Cross multiply
    470,534.64x = 649,326.41 × 263,789.33
  4. Step 4: Simplify right side
    470,534.64x = 171,285,374,079.63
  5. Step 5: Solve for x
    x = 171,285,374,079.63/470,534.64
  6. Step 6: Final answer
    x = 364,022.88

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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.