Home / 757,487.84-1,136,230.42-441,723.32

Finding the Fourth Proportional to 757,487.84, 1,136,230.42 and 441,723.32

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Solution

The fourth proportional to 757,487.84, 1,136,230.42 and 441,723.32 is: 662,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,487.84 : 1,136,230.42 = 441,723.32 : x
  2. Step 2: Convert to fraction form
    757,487.84/1,136,230.42 = 441,723.32/x
  3. Step 3: Cross multiply
    757,487.84x = 1,136,230.42 × 441,723.32
  4. Step 4: Simplify right side
    757,487.84x = 501,899,473,407.39
  5. Step 5: Solve for x
    x = 501,899,473,407.39/757,487.84
  6. Step 6: Final answer
    x = 662,584.20

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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.