Home / 545,825.87-817,833.67-331,946.85

Finding the Fourth Proportional to 545,825.87, 817,833.67 and 331,946.85

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Solution

The fourth proportional to 545,825.87, 817,833.67 and 331,946.85 is: 497,369.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,825.87 : 817,833.67 = 331,946.85 : x
  2. Step 2: Convert to fraction form
    545,825.87/817,833.67 = 331,946.85/x
  3. Step 3: Cross multiply
    545,825.87x = 817,833.67 × 331,946.85
  4. Step 4: Simplify right side
    545,825.87x = 271,477,309,750.57
  5. Step 5: Solve for x
    x = 271,477,309,750.57/545,825.87
  6. Step 6: Final answer
    x = 497,369.82

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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.