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Finding the Fourth Proportional to 226,473.30, 339,904.35 and 100,307.70

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Solution

The fourth proportional to 226,473.30, 339,904.35 and 100,307.70 is: 150,547.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,473.30 : 339,904.35 = 100,307.70 : x
  2. Step 2: Convert to fraction form
    226,473.30/339,904.35 = 100,307.70/x
  3. Step 3: Cross multiply
    226,473.30x = 339,904.35 × 100,307.70
  4. Step 4: Simplify right side
    226,473.30x = 34,095,023,568.50
  5. Step 5: Solve for x
    x = 34,095,023,568.50/226,473.30
  6. Step 6: Final answer
    x = 150,547.65

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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.