Home / 328,677.36-492,966.57-104,008.56

Finding the Fourth Proportional to 328,677.36, 492,966.57 and 104,008.56

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Solution

The fourth proportional to 328,677.36, 492,966.57 and 104,008.56 is: 155,997.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,677.36 : 492,966.57 = 104,008.56 : x
  2. Step 2: Convert to fraction form
    328,677.36/492,966.57 = 104,008.56/x
  3. Step 3: Cross multiply
    328,677.36x = 492,966.57 × 104,008.56
  4. Step 4: Simplify right side
    328,677.36x = 51,272,743,073.84
  5. Step 5: Solve for x
    x = 51,272,743,073.84/328,677.36
  6. Step 6: Final answer
    x = 155,997.19

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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.