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Finding the Fourth Proportional to 334,598.92, 501,898.70 and 275,309.96

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Solution

The fourth proportional to 334,598.92, 501,898.70 and 275,309.96 is: 412,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,598.92 : 501,898.70 = 275,309.96 : x
  2. Step 2: Convert to fraction form
    334,598.92/501,898.70 = 275,309.96/x
  3. Step 3: Cross multiply
    334,598.92x = 501,898.70 × 275,309.96
  4. Step 4: Simplify right side
    334,598.92x = 138,177,709,199.83
  5. Step 5: Solve for x
    x = 138,177,709,199.83/334,598.92
  6. Step 6: Final answer
    x = 412,965.20

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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.