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Finding the Fourth Proportional to 349,263.77, 523,670.30 and 166,795.81

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Solution

The fourth proportional to 349,263.77, 523,670.30 and 166,795.81 is: 250,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,263.77 : 523,670.30 = 166,795.81 : x
  2. Step 2: Convert to fraction form
    349,263.77/523,670.30 = 166,795.81/x
  3. Step 3: Cross multiply
    349,263.77x = 523,670.30 × 166,795.81
  4. Step 4: Simplify right side
    349,263.77x = 87,346,009,718.29
  5. Step 5: Solve for x
    x = 87,346,009,718.29/349,263.77
  6. Step 6: Final answer
    x = 250,086.09

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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.