Home / 718,717.42-1,078,777.28-593,631.95

Finding the Fourth Proportional to 718,717.42, 1,078,777.28 and 593,631.95

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Solution

The fourth proportional to 718,717.42, 1,078,777.28 and 593,631.95 is: 891,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,717.42 : 1,078,777.28 = 593,631.95 : x
  2. Step 2: Convert to fraction form
    718,717.42/1,078,777.28 = 593,631.95/x
  3. Step 3: Cross multiply
    718,717.42x = 1,078,777.28 × 593,631.95
  4. Step 4: Simplify right side
    718,717.42x = 640,396,664,523.12
  5. Step 5: Solve for x
    x = 640,396,664,523.12/718,717.42
  6. Step 6: Final answer
    x = 891,027.06

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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.