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Finding the Fourth Proportional to 608,192.88, 912,202.44 and 208,826.16

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Solution

The fourth proportional to 608,192.88, 912,202.44 and 208,826.16 is: 313,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,192.88 : 912,202.44 = 208,826.16 : x
  2. Step 2: Convert to fraction form
    608,192.88/912,202.44 = 208,826.16/x
  3. Step 3: Cross multiply
    608,192.88x = 912,202.44 × 208,826.16
  4. Step 4: Simplify right side
    608,192.88x = 190,491,732,687.83
  5. Step 5: Solve for x
    x = 190,491,732,687.83/608,192.88
  6. Step 6: Final answer
    x = 313,209.41

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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.