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Finding the Fourth Proportional to 355,846.92, 533,826 and 153,500.46

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Solution

The fourth proportional to 355,846.92, 533,826 and 153,500.46 is: 230,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,846.92 : 533,826 = 153,500.46 : x
  2. Step 2: Convert to fraction form
    355,846.92/533,826 = 153,500.46/x
  3. Step 3: Cross multiply
    355,846.92x = 533,826 × 153,500.46
  4. Step 4: Simplify right side
    355,846.92x = 81,942,536,559.96
  5. Step 5: Solve for x
    x = 81,942,536,559.96/355,846.92
  6. Step 6: Final answer
    x = 230,274.68

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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.