Home / 759,517.98-1,048,114.08-419,974.62

Finding the Fourth Proportional to 759,517.98, 1,048,114.08 and 419,974.62

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Solution

The fourth proportional to 759,517.98, 1,048,114.08 and 419,974.62 is: 579,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,517.98 : 1,048,114.08 = 419,974.62 : x
  2. Step 2: Convert to fraction form
    759,517.98/1,048,114.08 = 419,974.62/x
  3. Step 3: Cross multiply
    759,517.98x = 1,048,114.08 × 419,974.62
  4. Step 4: Simplify right side
    759,517.98x = 440,181,312,464.65
  5. Step 5: Solve for x
    x = 440,181,312,464.65/759,517.98
  6. Step 6: Final answer
    x = 579,553.51

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1.5x scale

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.