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Finding the Fourth Proportional to 222,704.20, 333,278.70 and 152,720.20

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Solution

The fourth proportional to 222,704.20, 333,278.70 and 152,720.20 is: 228,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,704.20 : 333,278.70 = 152,720.20 : x
  2. Step 2: Convert to fraction form
    222,704.20/333,278.70 = 152,720.20/x
  3. Step 3: Cross multiply
    222,704.20x = 333,278.70 × 152,720.20
  4. Step 4: Simplify right side
    222,704.20x = 50,898,389,719.74
  5. Step 5: Solve for x
    x = 50,898,389,719.74/222,704.20
  6. Step 6: Final answer
    x = 228,547.06

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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.