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Finding the Fourth Proportional to 339,525.92, 508,513.76 and 162,157.92

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Solution

The fourth proportional to 339,525.92, 508,513.76 and 162,157.92 is: 242,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,525.92 : 508,513.76 = 162,157.92 : x
  2. Step 2: Convert to fraction form
    339,525.92/508,513.76 = 162,157.92/x
  3. Step 3: Cross multiply
    339,525.92x = 508,513.76 × 162,157.92
  4. Step 4: Simplify right side
    339,525.92x = 82,459,533,612.98
  5. Step 5: Solve for x
    x = 82,459,533,612.98/339,525.92
  6. Step 6: Final answer
    x = 242,866.68

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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.