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Finding the Fourth Proportional to 609,308.36, 914,004.03 and 160,028.45

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Solution

The fourth proportional to 609,308.36, 914,004.03 and 160,028.45 is: 240,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,308.36 : 914,004.03 = 160,028.45 : x
  2. Step 2: Convert to fraction form
    609,308.36/914,004.03 = 160,028.45/x
  3. Step 3: Cross multiply
    609,308.36x = 914,004.03 × 160,028.45
  4. Step 4: Simplify right side
    609,308.36x = 146,266,648,214.65
  5. Step 5: Solve for x
    x = 146,266,648,214.65/609,308.36
  6. Step 6: Final answer
    x = 240,053.57

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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.