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Finding the Fourth Proportional to 371,058.96, 556,611.60 and 104,839.92

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Solution

The fourth proportional to 371,058.96, 556,611.60 and 104,839.92 is: 157,266.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,058.96 : 556,611.60 = 104,839.92 : x
  2. Step 2: Convert to fraction form
    371,058.96/556,611.60 = 104,839.92/x
  3. Step 3: Cross multiply
    371,058.96x = 556,611.60 × 104,839.92
  4. Step 4: Simplify right side
    371,058.96x = 58,355,115,615.07
  5. Step 5: Solve for x
    x = 58,355,115,615.07/371,058.96
  6. Step 6: Final answer
    x = 157,266.42

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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.