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Finding the Fourth Proportional to 371,611.40, 512,905.56 and 244,298.84

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Solution

The fourth proportional to 371,611.40, 512,905.56 and 244,298.84 is: 337,186.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,611.40 : 512,905.56 = 244,298.84 : x
  2. Step 2: Convert to fraction form
    371,611.40/512,905.56 = 244,298.84/x
  3. Step 3: Cross multiply
    371,611.40x = 512,905.56 × 244,298.84
  4. Step 4: Simplify right side
    371,611.40x = 125,302,233,337.55
  5. Step 5: Solve for x
    x = 125,302,233,337.55/371,611.40
  6. Step 6: Final answer
    x = 337,186.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.