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Finding the Fourth Proportional to 356,349, 534,467.76 and 116,460.99

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Solution

The fourth proportional to 356,349, 534,467.76 and 116,460.99 is: 174,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,349 : 534,467.76 = 116,460.99 : x
  2. Step 2: Convert to fraction form
    356,349/534,467.76 = 116,460.99/x
  3. Step 3: Cross multiply
    356,349x = 534,467.76 × 116,460.99
  4. Step 4: Simplify right side
    356,349x = 62,244,644,452.68
  5. Step 5: Solve for x
    x = 62,244,644,452.68/356,349
  6. Step 6: Final answer
    x = 174,673.27

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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.