Home / 319,943.64-479,597.16-151,164.96

Finding the Fourth Proportional to 319,943.64, 479,597.16 and 151,164.96

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Solution

The fourth proportional to 319,943.64, 479,597.16 and 151,164.96 is: 226,597.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,943.64 : 479,597.16 = 151,164.96 : x
  2. Step 2: Convert to fraction form
    319,943.64/479,597.16 = 151,164.96/x
  3. Step 3: Cross multiply
    319,943.64x = 479,597.16 × 151,164.96
  4. Step 4: Simplify right side
    319,943.64x = 72,498,285,507.51
  5. Step 5: Solve for x
    x = 72,498,285,507.51/319,943.64
  6. Step 6: Final answer
    x = 226,597.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.