Home / 609,541.44-914,372.28-210,129.66

Finding the Fourth Proportional to 609,541.44, 914,372.28 and 210,129.66

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Solution

The fourth proportional to 609,541.44, 914,372.28 and 210,129.66 is: 315,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,541.44 : 914,372.28 = 210,129.66 : x
  2. Step 2: Convert to fraction form
    609,541.44/914,372.28 = 210,129.66/x
  3. Step 3: Cross multiply
    609,541.44x = 914,372.28 × 210,129.66
  4. Step 4: Simplify right side
    609,541.44x = 192,136,736,309.83
  5. Step 5: Solve for x
    x = 192,136,736,309.83/609,541.44
  6. Step 6: Final answer
    x = 315,215.22

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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.