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Finding the Fourth Proportional to 355,879.48, 533,266.26 and 224,275

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Solution

The fourth proportional to 355,879.48, 533,266.26 and 224,275 is: 336,064.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,879.48 : 533,266.26 = 224,275 : x
  2. Step 2: Convert to fraction form
    355,879.48/533,266.26 = 224,275/x
  3. Step 3: Cross multiply
    355,879.48x = 533,266.26 × 224,275
  4. Step 4: Simplify right side
    355,879.48x = 119,598,290,461.50
  5. Step 5: Solve for x
    x = 119,598,290,461.50/355,879.48
  6. Step 6: Final answer
    x = 336,064.02

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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.