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Finding the Fourth Proportional to 334,812.08, 501,955.56 and 157,227.68

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Solution

The fourth proportional to 334,812.08, 501,955.56 and 157,227.68 is: 235,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,812.08 : 501,955.56 = 157,227.68 : x
  2. Step 2: Convert to fraction form
    334,812.08/501,955.56 = 157,227.68/x
  3. Step 3: Cross multiply
    334,812.08x = 501,955.56 × 157,227.68
  4. Step 4: Simplify right side
    334,812.08x = 78,921,308,161.90
  5. Step 5: Solve for x
    x = 78,921,308,161.90/334,812.08
  6. Step 6: Final answer
    x = 235,718.22

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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.