Home / 505,035.82-696,964.26-275,607.91

Finding the Fourth Proportional to 505,035.82, 696,964.26 and 275,607.91

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Solution

The fourth proportional to 505,035.82, 696,964.26 and 275,607.91 is: 380,347.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,035.82 : 696,964.26 = 275,607.91 : x
  2. Step 2: Convert to fraction form
    505,035.82/696,964.26 = 275,607.91/x
  3. Step 3: Cross multiply
    505,035.82x = 696,964.26 × 275,607.91
  4. Step 4: Simplify right side
    505,035.82x = 192,088,861,665.26
  5. Step 5: Solve for x
    x = 192,088,861,665.26/505,035.82
  6. Step 6: Final answer
    x = 380,347.01

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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.