Home / 330,868.80-496,303.20-224,580.60

Finding the Fourth Proportional to 330,868.80, 496,303.20 and 224,580.60

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Solution

The fourth proportional to 330,868.80, 496,303.20 and 224,580.60 is: 336,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,868.80 : 496,303.20 = 224,580.60 : x
  2. Step 2: Convert to fraction form
    330,868.80/496,303.20 = 224,580.60/x
  3. Step 3: Cross multiply
    330,868.80x = 496,303.20 × 224,580.60
  4. Step 4: Simplify right side
    330,868.80x = 111,460,070,437.92
  5. Step 5: Solve for x
    x = 111,460,070,437.92/330,868.80
  6. Step 6: Final answer
    x = 336,870.90

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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.