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Finding the Fourth Proportional to 301,717.17, 452,631.24 and 99,324.90

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Solution

The fourth proportional to 301,717.17, 452,631.24 and 99,324.90 is: 149,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,717.17 : 452,631.24 = 99,324.90 : x
  2. Step 2: Convert to fraction form
    301,717.17/452,631.24 = 99,324.90/x
  3. Step 3: Cross multiply
    301,717.17x = 452,631.24 × 99,324.90
  4. Step 4: Simplify right side
    301,717.17x = 44,957,552,649.88
  5. Step 5: Solve for x
    x = 44,957,552,649.88/301,717.17
  6. Step 6: Final answer
    x = 149,005.62

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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.