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Finding the Fourth Proportional to 336,403.80, 504,605.72 and 230,902.92

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Solution

The fourth proportional to 336,403.80, 504,605.72 and 230,902.92 is: 346,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,403.80 : 504,605.72 = 230,902.92 : x
  2. Step 2: Convert to fraction form
    336,403.80/504,605.72 = 230,902.92/x
  3. Step 3: Cross multiply
    336,403.80x = 504,605.72 × 230,902.92
  4. Step 4: Simplify right side
    336,403.80x = 116,514,934,196.70
  5. Step 5: Solve for x
    x = 116,514,934,196.70/336,403.80
  6. Step 6: Final answer
    x = 346,354.39

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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.