Home / 332,195.20-496,980.60-288,309.40

Finding the Fourth Proportional to 332,195.20, 496,980.60 and 288,309.40

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Solution

The fourth proportional to 332,195.20, 496,980.60 and 288,309.40 is: 431,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,195.20 : 496,980.60 = 288,309.40 : x
  2. Step 2: Convert to fraction form
    332,195.20/496,980.60 = 288,309.40/x
  3. Step 3: Cross multiply
    332,195.20x = 496,980.60 × 288,309.40
  4. Step 4: Simplify right side
    332,195.20x = 143,284,178,597.64
  5. Step 5: Solve for x
    x = 143,284,178,597.64/332,195.20
  6. Step 6: Final answer
    x = 431,325.25

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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.