Home / 607,569.30-911,483.12-208,102.82

Finding the Fourth Proportional to 607,569.30, 911,483.12 and 208,102.82

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Solution

The fourth proportional to 607,569.30, 911,483.12 and 208,102.82 is: 312,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,569.30 : 911,483.12 = 208,102.82 : x
  2. Step 2: Convert to fraction form
    607,569.30/911,483.12 = 208,102.82/x
  3. Step 3: Cross multiply
    607,569.30x = 911,483.12 × 208,102.82
  4. Step 4: Simplify right side
    607,569.30x = 189,682,202,056.47
  5. Step 5: Solve for x
    x = 189,682,202,056.47/607,569.30
  6. Step 6: Final answer
    x = 312,198.46

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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.