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Finding the Fourth Proportional to 255,674.03, 352,623.11 and 224,980.85

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Solution

The fourth proportional to 255,674.03, 352,623.11 and 224,980.85 is: 310,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,674.03 : 352,623.11 = 224,980.85 : x
  2. Step 2: Convert to fraction form
    255,674.03/352,623.11 = 224,980.85/x
  3. Step 3: Cross multiply
    255,674.03x = 352,623.11 × 224,980.85
  4. Step 4: Simplify right side
    255,674.03x = 79,333,444,129.42
  5. Step 5: Solve for x
    x = 79,333,444,129.42/255,674.03
  6. Step 6: Final answer
    x = 310,291.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.