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Finding the Fourth Proportional to 222,479.71, 333,776.08 and 64,708.17

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Solution

The fourth proportional to 222,479.71, 333,776.08 and 64,708.17 is: 97,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,479.71 : 333,776.08 = 64,708.17 : x
  2. Step 2: Convert to fraction form
    222,479.71/333,776.08 = 64,708.17/x
  3. Step 3: Cross multiply
    222,479.71x = 333,776.08 × 64,708.17
  4. Step 4: Simplify right side
    222,479.71x = 21,598,038,064.80
  5. Step 5: Solve for x
    x = 21,598,038,064.80/222,479.71
  6. Step 6: Final answer
    x = 97,078.69

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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.