Home / 797,145.28-1,099,837.92-457,489.60

Finding the Fourth Proportional to 797,145.28, 1,099,837.92 and 457,489.60

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Solution

The fourth proportional to 797,145.28, 1,099,837.92 and 457,489.60 is: 631,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,145.28 : 1,099,837.92 = 457,489.60 : x
  2. Step 2: Convert to fraction form
    797,145.28/1,099,837.92 = 457,489.60/x
  3. Step 3: Cross multiply
    797,145.28x = 1,099,837.92 × 457,489.60
  4. Step 4: Simplify right side
    797,145.28x = 503,164,410,085.63
  5. Step 5: Solve for x
    x = 503,164,410,085.63/797,145.28
  6. Step 6: Final answer
    x = 631,207.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.