Home / 1,473,358.43-2,209,818.94-408,289.43

Finding the Fourth Proportional to 1,473,358.43, 2,209,818.94 and 408,289.43

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Solution

The fourth proportional to 1,473,358.43, 2,209,818.94 and 408,289.43 is: 612,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,358.43 : 2,209,818.94 = 408,289.43 : x
  2. Step 2: Convert to fraction form
    1,473,358.43/2,209,818.94 = 408,289.43/x
  3. Step 3: Cross multiply
    1,473,358.43x = 2,209,818.94 × 408,289.43
  4. Step 4: Simplify right side
    1,473,358.43x = 902,245,715,415.80
  5. Step 5: Solve for x
    x = 902,245,715,415.80/1,473,358.43
  6. Step 6: Final answer
    x = 612,373.54

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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.