Home / 673,105.14-1,007,869.23-406,504.98

Finding the Fourth Proportional to 673,105.14, 1,007,869.23 and 406,504.98

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Solution

The fourth proportional to 673,105.14, 1,007,869.23 and 406,504.98 is: 608,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,105.14 : 1,007,869.23 = 406,504.98 : x
  2. Step 2: Convert to fraction form
    673,105.14/1,007,869.23 = 406,504.98/x
  3. Step 3: Cross multiply
    673,105.14x = 1,007,869.23 × 406,504.98
  4. Step 4: Simplify right side
    673,105.14x = 409,703,861,183.77
  5. Step 5: Solve for x
    x = 409,703,861,183.77/673,105.14
  6. Step 6: Final answer
    x = 608,677.36

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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.