Home / 684,606.24-1,026,912.24-449,436.96

Finding the Fourth Proportional to 684,606.24, 1,026,912.24 and 449,436.96

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Solution

The fourth proportional to 684,606.24, 1,026,912.24 and 449,436.96 is: 674,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,606.24 : 1,026,912.24 = 449,436.96 : x
  2. Step 2: Convert to fraction form
    684,606.24/1,026,912.24 = 449,436.96/x
  3. Step 3: Cross multiply
    684,606.24x = 1,026,912.24 × 449,436.96
  4. Step 4: Simplify right side
    684,606.24x = 461,532,315,332.39
  5. Step 5: Solve for x
    x = 461,532,315,332.39/684,606.24
  6. Step 6: Final answer
    x = 674,157.33

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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.