Home / 946,366.20-1,306,005.12-516,664.44

Finding the Fourth Proportional to 946,366.20, 1,306,005.12 and 516,664.44

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Solution

The fourth proportional to 946,366.20, 1,306,005.12 and 516,664.44 is: 713,007.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,366.20 : 1,306,005.12 = 516,664.44 : x
  2. Step 2: Convert to fraction form
    946,366.20/1,306,005.12 = 516,664.44/x
  3. Step 3: Cross multiply
    946,366.20x = 1,306,005.12 × 516,664.44
  4. Step 4: Simplify right side
    946,366.20x = 674,766,403,961.93
  5. Step 5: Solve for x
    x = 674,766,403,961.93/946,366.20
  6. Step 6: Final answer
    x = 713,007.72

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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.