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Finding the Fourth Proportional to 341,532.23, 471,732.96 and 255,874.28

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Solution

The fourth proportional to 341,532.23, 471,732.96 and 255,874.28 is: 353,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,532.23 : 471,732.96 = 255,874.28 : x
  2. Step 2: Convert to fraction form
    341,532.23/471,732.96 = 255,874.28/x
  3. Step 3: Cross multiply
    341,532.23x = 471,732.96 × 255,874.28
  4. Step 4: Simplify right side
    341,532.23x = 120,704,329,133.60
  5. Step 5: Solve for x
    x = 120,704,329,133.60/341,532.23
  6. Step 6: Final answer
    x = 353,420.03

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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.