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Finding the Fourth Proportional to 350,365.52, 525,552.60 and 113,708.72

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Solution

The fourth proportional to 350,365.52, 525,552.60 and 113,708.72 is: 170,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,365.52 : 525,552.60 = 113,708.72 : x
  2. Step 2: Convert to fraction form
    350,365.52/525,552.60 = 113,708.72/x
  3. Step 3: Cross multiply
    350,365.52x = 525,552.60 × 113,708.72
  4. Step 4: Simplify right side
    350,365.52x = 59,759,913,438.67
  5. Step 5: Solve for x
    x = 59,759,913,438.67/350,365.52
  6. Step 6: Final answer
    x = 170,564.48

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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.