Home / 424,582.56-585,928.55-230,991.35

Finding the Fourth Proportional to 424,582.56, 585,928.55 and 230,991.35

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Solution

The fourth proportional to 424,582.56, 585,928.55 and 230,991.35 is: 318,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,582.56 : 585,928.55 = 230,991.35 : x
  2. Step 2: Convert to fraction form
    424,582.56/585,928.55 = 230,991.35/x
  3. Step 3: Cross multiply
    424,582.56x = 585,928.55 × 230,991.35
  4. Step 4: Simplify right side
    424,582.56x = 135,344,424,415.88
  5. Step 5: Solve for x
    x = 135,344,424,415.88/424,582.56
  6. Step 6: Final answer
    x = 318,770.57

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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.