Home / 607,566.30-911,478.62-208,099.82

Finding the Fourth Proportional to 607,566.30, 911,478.62 and 208,099.82

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Solution

The fourth proportional to 607,566.30, 911,478.62 and 208,099.82 is: 312,193.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,566.30 : 911,478.62 = 208,099.82 : x
  2. Step 2: Convert to fraction form
    607,566.30/911,478.62 = 208,099.82/x
  3. Step 3: Cross multiply
    607,566.30x = 911,478.62 × 208,099.82
  4. Step 4: Simplify right side
    607,566.30x = 189,678,531,157.96
  5. Step 5: Solve for x
    x = 189,678,531,157.96/607,566.30
  6. Step 6: Final answer
    x = 312,193.96

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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.