Home / 807,756.42-1,114,658.46-445,179.18

Finding the Fourth Proportional to 807,756.42, 1,114,658.46 and 445,179.18

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Solution

The fourth proportional to 807,756.42, 1,114,658.46 and 445,179.18 is: 614,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,756.42 : 1,114,658.46 = 445,179.18 : x
  2. Step 2: Convert to fraction form
    807,756.42/1,114,658.46 = 445,179.18/x
  3. Step 3: Cross multiply
    807,756.42x = 1,114,658.46 × 445,179.18
  4. Step 4: Simplify right side
    807,756.42x = 496,222,739,202.86
  5. Step 5: Solve for x
    x = 496,222,739,202.86/807,756.42
  6. Step 6: Final answer
    x = 614,322.25

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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.