Home / 668,467.27-1,003,337.58-414,980.60

Finding the Fourth Proportional to 668,467.27, 1,003,337.58 and 414,980.60

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Solution

The fourth proportional to 668,467.27, 1,003,337.58 and 414,980.60 is: 622,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,467.27 : 1,003,337.58 = 414,980.60 : x
  2. Step 2: Convert to fraction form
    668,467.27/1,003,337.58 = 414,980.60/x
  3. Step 3: Cross multiply
    668,467.27x = 1,003,337.58 × 414,980.60
  4. Step 4: Simplify right side
    668,467.27x = 416,365,630,950.95
  5. Step 5: Solve for x
    x = 416,365,630,950.95/668,467.27
  6. Step 6: Final answer
    x = 622,866.15

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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.