Home / 724,276.22-999,684.92-494,926.34

Finding the Fourth Proportional to 724,276.22, 999,684.92 and 494,926.34

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Solution

The fourth proportional to 724,276.22, 999,684.92 and 494,926.34 is: 683,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,276.22 : 999,684.92 = 494,926.34 : x
  2. Step 2: Convert to fraction form
    724,276.22/999,684.92 = 494,926.34/x
  3. Step 3: Cross multiply
    724,276.22x = 999,684.92 × 494,926.34
  4. Step 4: Simplify right side
    724,276.22x = 494,770,398,633.37
  5. Step 5: Solve for x
    x = 494,770,398,633.37/724,276.22
  6. Step 6: Final answer
    x = 683,123.90

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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.