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Finding the Fourth Proportional to 350,294.48, 525,518.56 and 113,661.04

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Solution

The fourth proportional to 350,294.48, 525,518.56 and 113,661.04 is: 170,516.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,294.48 : 525,518.56 = 113,661.04 : x
  2. Step 2: Convert to fraction form
    350,294.48/525,518.56 = 113,661.04/x
  3. Step 3: Cross multiply
    350,294.48x = 525,518.56 × 113,661.04
  4. Step 4: Simplify right side
    350,294.48x = 59,730,986,068.90
  5. Step 5: Solve for x
    x = 59,730,986,068.90/350,294.48
  6. Step 6: Final answer
    x = 170,516.49

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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.