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Finding the Fourth Proportional to 360,683.85, 541,010.40 and 94,438.47

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Solution

The fourth proportional to 360,683.85, 541,010.40 and 94,438.47 is: 141,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,683.85 : 541,010.40 = 94,438.47 : x
  2. Step 2: Convert to fraction form
    360,683.85/541,010.40 = 94,438.47/x
  3. Step 3: Cross multiply
    360,683.85x = 541,010.40 × 94,438.47
  4. Step 4: Simplify right side
    360,683.85x = 51,092,194,430.09
  5. Step 5: Solve for x
    x = 51,092,194,430.09/360,683.85
  6. Step 6: Final answer
    x = 141,653.68

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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.