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Finding the Fourth Proportional to 345,598.26, 476,925.60 and 194,695.26

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Solution

The fourth proportional to 345,598.26, 476,925.60 and 194,695.26 is: 268,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,598.26 : 476,925.60 = 194,695.26 : x
  2. Step 2: Convert to fraction form
    345,598.26/476,925.60 = 194,695.26/x
  3. Step 3: Cross multiply
    345,598.26x = 476,925.60 × 194,695.26
  4. Step 4: Simplify right side
    345,598.26x = 92,855,153,692.66
  5. Step 5: Solve for x
    x = 92,855,153,692.66/345,598.26
  6. Step 6: Final answer
    x = 268,679.46

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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.