Home / 807,739.62-1,114,870.62-502,046.85

Finding the Fourth Proportional to 807,739.62, 1,114,870.62 and 502,046.85

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Solution

The fourth proportional to 807,739.62, 1,114,870.62 and 502,046.85 is: 692,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,739.62 : 1,114,870.62 = 502,046.85 : x
  2. Step 2: Convert to fraction form
    807,739.62/1,114,870.62 = 502,046.85/x
  3. Step 3: Cross multiply
    807,739.62x = 1,114,870.62 × 502,046.85
  4. Step 4: Simplify right side
    807,739.62x = 559,717,282,928.55
  5. Step 5: Solve for x
    x = 559,717,282,928.55/807,739.62
  6. Step 6: Final answer
    x = 692,942.71

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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.