Home / 607,925.21-911,906.24-208,560.20

Finding the Fourth Proportional to 607,925.21, 911,906.24 and 208,560.20

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Solution

The fourth proportional to 607,925.21, 911,906.24 and 208,560.20 is: 312,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,925.21 : 911,906.24 = 208,560.20 : x
  2. Step 2: Convert to fraction form
    607,925.21/911,906.24 = 208,560.20/x
  3. Step 3: Cross multiply
    607,925.21x = 911,906.24 × 208,560.20
  4. Step 4: Simplify right side
    607,925.21x = 190,187,342,193.32
  5. Step 5: Solve for x
    x = 190,187,342,193.32/607,925.21
  6. Step 6: Final answer
    x = 312,846.61

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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.