Home / 609,521.27-914,342.04-210,109.46

Finding the Fourth Proportional to 609,521.27, 914,342.04 and 210,109.46

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Solution

The fourth proportional to 609,521.27, 914,342.04 and 210,109.46 is: 315,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,521.27 : 914,342.04 = 210,109.46 : x
  2. Step 2: Convert to fraction form
    609,521.27/914,342.04 = 210,109.46/x
  3. Step 3: Cross multiply
    609,521.27x = 914,342.04 × 210,109.46
  4. Step 4: Simplify right side
    609,521.27x = 192,111,907,707.99
  5. Step 5: Solve for x
    x = 192,111,907,707.99/609,521.27
  6. Step 6: Final answer
    x = 315,184.91

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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.