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Finding the Fourth Proportional to 298,550.16, 446,773.46 and 186,283.26

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Solution

The fourth proportional to 298,550.16, 446,773.46 and 186,283.26 is: 278,768.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,550.16 : 446,773.46 = 186,283.26 : x
  2. Step 2: Convert to fraction form
    298,550.16/446,773.46 = 186,283.26/x
  3. Step 3: Cross multiply
    298,550.16x = 446,773.46 × 186,283.26
  4. Step 4: Simplify right side
    298,550.16x = 83,226,415,678.86
  5. Step 5: Solve for x
    x = 83,226,415,678.86/298,550.16
  6. Step 6: Final answer
    x = 278,768.62

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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.