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Finding the Fourth Proportional to 370,068.29, 510,706.62 and 226,800.65

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Solution

The fourth proportional to 370,068.29, 510,706.62 and 226,800.65 is: 312,992.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,068.29 : 510,706.62 = 226,800.65 : x
  2. Step 2: Convert to fraction form
    370,068.29/510,706.62 = 226,800.65/x
  3. Step 3: Cross multiply
    370,068.29x = 510,706.62 × 226,800.65
  4. Step 4: Simplify right side
    370,068.29x = 115,828,593,375.30
  5. Step 5: Solve for x
    x = 115,828,593,375.30/370,068.29
  6. Step 6: Final answer
    x = 312,992.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.