Home / 424,582.40-585,928.34-230,991.20

Finding the Fourth Proportional to 424,582.40, 585,928.34 and 230,991.20

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Solution

The fourth proportional to 424,582.40, 585,928.34 and 230,991.20 is: 318,770.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,582.40 : 585,928.34 = 230,991.20 : x
  2. Step 2: Convert to fraction form
    424,582.40/585,928.34 = 230,991.20/x
  3. Step 3: Cross multiply
    424,582.40x = 585,928.34 × 230,991.20
  4. Step 4: Simplify right side
    424,582.40x = 135,344,286,286.01
  5. Step 5: Solve for x
    x = 135,344,286,286.01/424,582.40
  6. Step 6: Final answer
    x = 318,770.37

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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.