Home / 433,949.60-650,465.12-197,458.35

Finding the Fourth Proportional to 433,949.60, 650,465.12 and 197,458.35

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Solution

The fourth proportional to 433,949.60, 650,465.12 and 197,458.35 is: 295,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,949.60 : 650,465.12 = 197,458.35 : x
  2. Step 2: Convert to fraction form
    433,949.60/650,465.12 = 197,458.35/x
  3. Step 3: Cross multiply
    433,949.60x = 650,465.12 × 197,458.35
  4. Step 4: Simplify right side
    433,949.60x = 128,439,768,340.46
  5. Step 5: Solve for x
    x = 128,439,768,340.46/433,949.60
  6. Step 6: Final answer
    x = 295,978.54

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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.