Home / 289,466.52-434,865.24-204,273.60

Finding the Fourth Proportional to 289,466.52, 434,865.24 and 204,273.60

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Solution

The fourth proportional to 289,466.52, 434,865.24 and 204,273.60 is: 306,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,466.52 : 434,865.24 = 204,273.60 : x
  2. Step 2: Convert to fraction form
    289,466.52/434,865.24 = 204,273.60/x
  3. Step 3: Cross multiply
    289,466.52x = 434,865.24 × 204,273.60
  4. Step 4: Simplify right side
    289,466.52x = 88,831,488,089.66
  5. Step 5: Solve for x
    x = 88,831,488,089.66/289,466.52
  6. Step 6: Final answer
    x = 306,880.01

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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.