Home / 333,214.20-459,847.80-189,972.72

Finding the Fourth Proportional to 333,214.20, 459,847.80 and 189,972.72

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Solution

The fourth proportional to 333,214.20, 459,847.80 and 189,972.72 is: 262,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,214.20 : 459,847.80 = 189,972.72 : x
  2. Step 2: Convert to fraction form
    333,214.20/459,847.80 = 189,972.72/x
  3. Step 3: Cross multiply
    333,214.20x = 459,847.80 × 189,972.72
  4. Step 4: Simplify right side
    333,214.20x = 87,358,537,352.02
  5. Step 5: Solve for x
    x = 87,358,537,352.02/333,214.20
  6. Step 6: Final answer
    x = 262,169.31

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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.