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Finding the Fourth Proportional to 500,772.31, 751,908.88 and 433,511.81

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Solution

The fourth proportional to 500,772.31, 751,908.88 and 433,511.81 is: 650,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,772.31 : 751,908.88 = 433,511.81 : x
  2. Step 2: Convert to fraction form
    500,772.31/751,908.88 = 433,511.81/x
  3. Step 3: Cross multiply
    500,772.31x = 751,908.88 × 433,511.81
  4. Step 4: Simplify right side
    500,772.31x = 325,961,379,523.87
  5. Step 5: Solve for x
    x = 325,961,379,523.87/500,772.31
  6. Step 6: Final answer
    x = 650,917.34

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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.