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Finding the Fourth Proportional to 346,336.92, 519,453.42 and 109,648.92

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Solution

The fourth proportional to 346,336.92, 519,453.42 and 109,648.92 is: 164,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,336.92 : 519,453.42 = 109,648.92 : x
  2. Step 2: Convert to fraction form
    346,336.92/519,453.42 = 109,648.92/x
  3. Step 3: Cross multiply
    346,336.92x = 519,453.42 × 109,648.92
  4. Step 4: Simplify right side
    346,336.92x = 56,957,506,493.31
  5. Step 5: Solve for x
    x = 56,957,506,493.31/346,336.92
  6. Step 6: Final answer
    x = 164,456.93

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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.