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Finding the Fourth Proportional to 282,349.99, 389,627.06 and 164,512.73

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Solution

The fourth proportional to 282,349.99, 389,627.06 and 164,512.73 is: 227,018.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,349.99 : 389,627.06 = 164,512.73 : x
  2. Step 2: Convert to fraction form
    282,349.99/389,627.06 = 164,512.73/x
  3. Step 3: Cross multiply
    282,349.99x = 389,627.06 × 164,512.73
  4. Step 4: Simplify right side
    282,349.99x = 64,098,610,207.71
  5. Step 5: Solve for x
    x = 64,098,610,207.71/282,349.99
  6. Step 6: Final answer
    x = 227,018.29

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1.5x scale

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.