Home / 1,090,903.72-1,636,450.14-332,915.84

Finding the Fourth Proportional to 1,090,903.72, 1,636,450.14 and 332,915.84

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Solution

The fourth proportional to 1,090,903.72, 1,636,450.14 and 332,915.84 is: 499,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,903.72 : 1,636,450.14 = 332,915.84 : x
  2. Step 2: Convert to fraction form
    1,090,903.72/1,636,450.14 = 332,915.84/x
  3. Step 3: Cross multiply
    1,090,903.72x = 1,636,450.14 × 332,915.84
  4. Step 4: Simplify right side
    1,090,903.72x = 544,800,172,976.22
  5. Step 5: Solve for x
    x = 544,800,172,976.22/1,090,903.72
  6. Step 6: Final answer
    x = 499,402.62

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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.