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Finding the Fourth Proportional to 624,736.26, 937,104.42 and 151,421.60

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Solution

The fourth proportional to 624,736.26, 937,104.42 and 151,421.60 is: 227,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,736.26 : 937,104.42 = 151,421.60 : x
  2. Step 2: Convert to fraction form
    624,736.26/937,104.42 = 151,421.60/x
  3. Step 3: Cross multiply
    624,736.26x = 937,104.42 × 151,421.60
  4. Step 4: Simplify right side
    624,736.26x = 141,897,853,554.06
  5. Step 5: Solve for x
    x = 141,897,853,554.06/624,736.26
  6. Step 6: Final answer
    x = 227,132.41

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1.5x scale

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.