Home / 835,471.08-1,252,084.06-455,822.92

Finding the Fourth Proportional to 835,471.08, 1,252,084.06 and 455,822.92

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Solution

The fourth proportional to 835,471.08, 1,252,084.06 and 455,822.92 is: 683,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,471.08 : 1,252,084.06 = 455,822.92 : x
  2. Step 2: Convert to fraction form
    835,471.08/1,252,084.06 = 455,822.92/x
  3. Step 3: Cross multiply
    835,471.08x = 1,252,084.06 × 455,822.92
  4. Step 4: Simplify right side
    835,471.08x = 570,728,612,314.66
  5. Step 5: Solve for x
    x = 570,728,612,314.66/835,471.08
  6. Step 6: Final answer
    x = 683,121.92

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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.