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Finding the Fourth Proportional to 346,573.46, 519,874.76 and 169,236.92

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Solution

The fourth proportional to 346,573.46, 519,874.76 and 169,236.92 is: 253,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,573.46 : 519,874.76 = 169,236.92 : x
  2. Step 2: Convert to fraction form
    346,573.46/519,874.76 = 169,236.92/x
  3. Step 3: Cross multiply
    346,573.46x = 519,874.76 × 169,236.92
  4. Step 4: Simplify right side
    346,573.46x = 87,982,000,991.86
  5. Step 5: Solve for x
    x = 87,982,000,991.86/346,573.46
  6. Step 6: Final answer
    x = 253,862.49

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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.