Home / 433,835.60-650,815.36-134,342.96

Finding the Fourth Proportional to 433,835.60, 650,815.36 and 134,342.96

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Solution

The fourth proportional to 433,835.60, 650,815.36 and 134,342.96 is: 201,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,835.60 : 650,815.36 = 134,342.96 : x
  2. Step 2: Convert to fraction form
    433,835.60/650,815.36 = 134,342.96/x
  3. Step 3: Cross multiply
    433,835.60x = 650,815.36 × 134,342.96
  4. Step 4: Simplify right side
    433,835.60x = 87,432,458,285.93
  5. Step 5: Solve for x
    x = 87,432,458,285.93/433,835.60
  6. Step 6: Final answer
    x = 201,533.62

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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.