Home / 792,601.61-1,188,888.64-319,274.87

Finding the Fourth Proportional to 792,601.61, 1,188,888.64 and 319,274.87

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Solution

The fourth proportional to 792,601.61, 1,188,888.64 and 319,274.87 is: 478,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,601.61 : 1,188,888.64 = 319,274.87 : x
  2. Step 2: Convert to fraction form
    792,601.61/1,188,888.64 = 319,274.87/x
  3. Step 3: Cross multiply
    792,601.61x = 1,188,888.64 × 319,274.87
  4. Step 4: Simplify right side
    792,601.61x = 379,582,259,237.85
  5. Step 5: Solve for x
    x = 379,582,259,237.85/792,601.61
  6. Step 6: Final answer
    x = 478,906.75

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1.5x scale

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.