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Finding the Fourth Proportional to 350,290.34, 525,509.39 and 113,614.64

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Solution

The fourth proportional to 350,290.34, 525,509.39 and 113,614.64 is: 170,445.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,290.34 : 525,509.39 = 113,614.64 : x
  2. Step 2: Convert to fraction form
    350,290.34/525,509.39 = 113,614.64/x
  3. Step 3: Cross multiply
    350,290.34x = 525,509.39 × 113,614.64
  4. Step 4: Simplify right side
    350,290.34x = 59,705,560,161.47
  5. Step 5: Solve for x
    x = 59,705,560,161.47/350,290.34
  6. Step 6: Final answer
    x = 170,445.92

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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.