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Finding the Fourth Proportional to 379,600.26, 569,399.94 and 155,066.22

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Solution

The fourth proportional to 379,600.26, 569,399.94 and 155,066.22 is: 232,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,600.26 : 569,399.94 = 155,066.22 : x
  2. Step 2: Convert to fraction form
    379,600.26/569,399.94 = 155,066.22/x
  3. Step 3: Cross multiply
    379,600.26x = 569,399.94 × 155,066.22
  4. Step 4: Simplify right side
    379,600.26x = 88,294,696,364.03
  5. Step 5: Solve for x
    x = 88,294,696,364.03/379,600.26
  6. Step 6: Final answer
    x = 232,599.15

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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.