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Finding the Fourth Proportional to 344,968.28, 476,055.49 and 194,065.28

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Solution

The fourth proportional to 344,968.28, 476,055.49 and 194,065.28 is: 267,809.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,968.28 : 476,055.49 = 194,065.28 : x
  2. Step 2: Convert to fraction form
    344,968.28/476,055.49 = 194,065.28/x
  3. Step 3: Cross multiply
    344,968.28x = 476,055.49 × 194,065.28
  4. Step 4: Simplify right side
    344,968.28x = 92,385,841,962.39
  5. Step 5: Solve for x
    x = 92,385,841,962.39/344,968.28
  6. Step 6: Final answer
    x = 267,809.67

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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.