Home / 700,733.21-1,047,259.91-511,591.88

Finding the Fourth Proportional to 700,733.21, 1,047,259.91 and 511,591.88

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Solution

The fourth proportional to 700,733.21, 1,047,259.91 and 511,591.88 is: 764,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,733.21 : 1,047,259.91 = 511,591.88 : x
  2. Step 2: Convert to fraction form
    700,733.21/1,047,259.91 = 511,591.88/x
  3. Step 3: Cross multiply
    700,733.21x = 1,047,259.91 × 511,591.88
  4. Step 4: Simplify right side
    700,733.21x = 535,769,658,411.27
  5. Step 5: Solve for x
    x = 535,769,658,411.27/700,733.21
  6. Step 6: Final answer
    x = 764,584.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.