Home / 722,892.68-1,082,866.44-342,660.92

Finding the Fourth Proportional to 722,892.68, 1,082,866.44 and 342,660.92

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Solution

The fourth proportional to 722,892.68, 1,082,866.44 and 342,660.92 is: 513,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,892.68 : 1,082,866.44 = 342,660.92 : x
  2. Step 2: Convert to fraction form
    722,892.68/1,082,866.44 = 342,660.92/x
  3. Step 3: Cross multiply
    722,892.68x = 1,082,866.44 × 342,660.92
  4. Step 4: Simplify right side
    722,892.68x = 371,056,010,567.53
  5. Step 5: Solve for x
    x = 371,056,010,567.53/722,892.68
  6. Step 6: Final answer
    x = 513,293.36

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1.5x scale

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.