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Finding the Fourth Proportional to 365,073.77, 504,146.88 and 345,193.94

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Solution

The fourth proportional to 365,073.77, 504,146.88 and 345,193.94 is: 476,693.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,073.77 : 504,146.88 = 345,193.94 : x
  2. Step 2: Convert to fraction form
    365,073.77/504,146.88 = 345,193.94/x
  3. Step 3: Cross multiply
    365,073.77x = 504,146.88 × 345,193.94
  4. Step 4: Simplify right side
    365,073.77x = 174,028,445,325.17
  5. Step 5: Solve for x
    x = 174,028,445,325.17/365,073.77
  6. Step 6: Final answer
    x = 476,693.92

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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.