Home / 629,481.12-943,534.68-309,852.96

Finding the Fourth Proportional to 629,481.12, 943,534.68 and 309,852.96

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Solution

The fourth proportional to 629,481.12, 943,534.68 and 309,852.96 is: 464,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,481.12 : 943,534.68 = 309,852.96 : x
  2. Step 2: Convert to fraction form
    629,481.12/943,534.68 = 309,852.96/x
  3. Step 3: Cross multiply
    629,481.12x = 943,534.68 × 309,852.96
  4. Step 4: Simplify right side
    629,481.12x = 292,357,013,460.65
  5. Step 5: Solve for x
    x = 292,357,013,460.65/629,481.12
  6. Step 6: Final answer
    x = 464,441.27

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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.