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Finding the Fourth Proportional to 309,246.72, 463,473.68 and 269,098.87

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Solution

The fourth proportional to 309,246.72, 463,473.68 and 269,098.87 is: 403,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,246.72 : 463,473.68 = 269,098.87 : x
  2. Step 2: Convert to fraction form
    309,246.72/463,473.68 = 269,098.87/x
  3. Step 3: Cross multiply
    309,246.72x = 463,473.68 × 269,098.87
  4. Step 4: Simplify right side
    309,246.72x = 124,720,243,562.74
  5. Step 5: Solve for x
    x = 124,720,243,562.74/309,246.72
  6. Step 6: Final answer
    x = 403,303.37

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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.