Home / 733,864.71-1,099,364.55-505,621.86

Finding the Fourth Proportional to 733,864.71, 1,099,364.55 and 505,621.86

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Solution

The fourth proportional to 733,864.71, 1,099,364.55 and 505,621.86 is: 757,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,864.71 : 1,099,364.55 = 505,621.86 : x
  2. Step 2: Convert to fraction form
    733,864.71/1,099,364.55 = 505,621.86/x
  3. Step 3: Cross multiply
    733,864.71x = 1,099,364.55 × 505,621.86
  4. Step 4: Simplify right side
    733,864.71x = 555,862,748,589.06
  5. Step 5: Solve for x
    x = 555,862,748,589.06/733,864.71
  6. Step 6: Final answer
    x = 757,445.81

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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.