Home / 454,021.20-680,798.52-243,835.92

Finding the Fourth Proportional to 454,021.20, 680,798.52 and 243,835.92

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Solution

The fourth proportional to 454,021.20, 680,798.52 and 243,835.92 is: 365,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,021.20 : 680,798.52 = 243,835.92 : x
  2. Step 2: Convert to fraction form
    454,021.20/680,798.52 = 243,835.92/x
  3. Step 3: Cross multiply
    454,021.20x = 680,798.52 × 243,835.92
  4. Step 4: Simplify right side
    454,021.20x = 166,003,133,458.84
  5. Step 5: Solve for x
    x = 166,003,133,458.84/454,021.20
  6. Step 6: Final answer
    x = 365,628.60

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1.5x scale

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.