Home / 357,923.20-536,301.60-263,444.80

Finding the Fourth Proportional to 357,923.20, 536,301.60 and 263,444.80

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Solution

The fourth proportional to 357,923.20, 536,301.60 and 263,444.80 is: 394,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,923.20 : 536,301.60 = 263,444.80 : x
  2. Step 2: Convert to fraction form
    357,923.20/536,301.60 = 263,444.80/x
  3. Step 3: Cross multiply
    357,923.20x = 536,301.60 × 263,444.80
  4. Step 4: Simplify right side
    357,923.20x = 141,285,867,751.68
  5. Step 5: Solve for x
    x = 141,285,867,751.68/357,923.20
  6. Step 6: Final answer
    x = 394,737.94

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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.