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Finding the Fourth Proportional to 335,324.76, 502,979.80 and 157,733.32

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Solution

The fourth proportional to 335,324.76, 502,979.80 and 157,733.32 is: 236,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,324.76 : 502,979.80 = 157,733.32 : x
  2. Step 2: Convert to fraction form
    335,324.76/502,979.80 = 157,733.32/x
  3. Step 3: Cross multiply
    335,324.76x = 502,979.80 × 157,733.32
  4. Step 4: Simplify right side
    335,324.76x = 79,336,673,746.94
  5. Step 5: Solve for x
    x = 79,336,673,746.94/335,324.76
  6. Step 6: Final answer
    x = 236,596.53

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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.