Home / 491,976.24-738,197.64-292,690.32

Finding the Fourth Proportional to 491,976.24, 738,197.64 and 292,690.32

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Solution

The fourth proportional to 491,976.24, 738,197.64 and 292,690.32 is: 439,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,976.24 : 738,197.64 = 292,690.32 : x
  2. Step 2: Convert to fraction form
    491,976.24/738,197.64 = 292,690.32/x
  3. Step 3: Cross multiply
    491,976.24x = 738,197.64 × 292,690.32
  4. Step 4: Simplify right side
    491,976.24x = 216,063,303,474.85
  5. Step 5: Solve for x
    x = 216,063,303,474.85/491,976.24
  6. Step 6: Final answer
    x = 439,174.26

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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.