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Finding the Fourth Proportional to 609,519.93, 914,340.01 and 210,108.12

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Solution

The fourth proportional to 609,519.93, 914,340.01 and 210,108.12 is: 315,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,519.93 : 914,340.01 = 210,108.12 : x
  2. Step 2: Convert to fraction form
    609,519.93/914,340.01 = 210,108.12/x
  3. Step 3: Cross multiply
    609,519.93x = 914,340.01 × 210,108.12
  4. Step 4: Simplify right side
    609,519.93x = 192,110,260,541.88
  5. Step 5: Solve for x
    x = 192,110,260,541.88/609,519.93
  6. Step 6: Final answer
    x = 315,182.90

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1.5x scale

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.