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Finding the Fourth Proportional to 331,664.70, 497,497.05 and 110,048.70

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Solution

The fourth proportional to 331,664.70, 497,497.05 and 110,048.70 is: 165,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,664.70 : 497,497.05 = 110,048.70 : x
  2. Step 2: Convert to fraction form
    331,664.70/497,497.05 = 110,048.70/x
  3. Step 3: Cross multiply
    331,664.70x = 497,497.05 × 110,048.70
  4. Step 4: Simplify right side
    331,664.70x = 54,748,903,606.34
  5. Step 5: Solve for x
    x = 54,748,903,606.34/331,664.70
  6. Step 6: Final answer
    x = 165,073.05

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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.