Home / 807,633.18-1,114,531.41-445,056.90

Finding the Fourth Proportional to 807,633.18, 1,114,531.41 and 445,056.90

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Solution

The fourth proportional to 807,633.18, 1,114,531.41 and 445,056.90 is: 614,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,633.18 : 1,114,531.41 = 445,056.90 : x
  2. Step 2: Convert to fraction form
    807,633.18/1,114,531.41 = 445,056.90/x
  3. Step 3: Cross multiply
    807,633.18x = 1,114,531.41 × 445,056.90
  4. Step 4: Simplify right side
    807,633.18x = 496,029,894,287.23
  5. Step 5: Solve for x
    x = 496,029,894,287.23/807,633.18
  6. Step 6: Final answer
    x = 614,177.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.