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Finding the Fourth Proportional to 244,429, 364,971.35 and 218,964.12

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Solution

The fourth proportional to 244,429, 364,971.35 and 218,964.12 is: 326,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,429 : 364,971.35 = 218,964.12 : x
  2. Step 2: Convert to fraction form
    244,429/364,971.35 = 218,964.12/x
  3. Step 3: Cross multiply
    244,429x = 364,971.35 × 218,964.12
  4. Step 4: Simplify right side
    244,429x = 79,915,630,477.96
  5. Step 5: Solve for x
    x = 79,915,630,477.96/244,429
  6. Step 6: Final answer
    x = 326,948.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.