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Finding the Fourth Proportional to 349,057.71, 523,102.08 and 159,053.73

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Solution

The fourth proportional to 349,057.71, 523,102.08 and 159,053.73 is: 238,359.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,057.71 : 523,102.08 = 159,053.73 : x
  2. Step 2: Convert to fraction form
    349,057.71/523,102.08 = 159,053.73/x
  3. Step 3: Cross multiply
    349,057.71x = 523,102.08 × 159,053.73
  4. Step 4: Simplify right side
    349,057.71x = 83,201,336,994.76
  5. Step 5: Solve for x
    x = 83,201,336,994.76/349,057.71
  6. Step 6: Final answer
    x = 238,359.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.