Home / 335,631.58-503,447.37-315,102.94

Finding the Fourth Proportional to 335,631.58, 503,447.37 and 315,102.94

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Solution

The fourth proportional to 335,631.58, 503,447.37 and 315,102.94 is: 472,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,631.58 : 503,447.37 = 315,102.94 : x
  2. Step 2: Convert to fraction form
    335,631.58/503,447.37 = 315,102.94/x
  3. Step 3: Cross multiply
    335,631.58x = 503,447.37 × 315,102.94
  4. Step 4: Simplify right side
    335,631.58x = 158,637,746,422.27
  5. Step 5: Solve for x
    x = 158,637,746,422.27/335,631.58
  6. Step 6: Final answer
    x = 472,654.41

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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.