Home / 309,040.28-463,693.64-166,857.34

Finding the Fourth Proportional to 309,040.28, 463,693.64 and 166,857.34

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Solution

The fourth proportional to 309,040.28, 463,693.64 and 166,857.34 is: 250,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,040.28 : 463,693.64 = 166,857.34 : x
  2. Step 2: Convert to fraction form
    309,040.28/463,693.64 = 166,857.34/x
  3. Step 3: Cross multiply
    309,040.28x = 463,693.64 × 166,857.34
  4. Step 4: Simplify right side
    309,040.28x = 77,370,684,192.56
  5. Step 5: Solve for x
    x = 77,370,684,192.56/309,040.28
  6. Step 6: Final answer
    x = 250,357.93

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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.