Home / 1,473,359.43-2,209,820.44-408,290.43

Finding the Fourth Proportional to 1,473,359.43, 2,209,820.44 and 408,290.43

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Solution

The fourth proportional to 1,473,359.43, 2,209,820.44 and 408,290.43 is: 612,375.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,359.43 : 2,209,820.44 = 408,290.43 : x
  2. Step 2: Convert to fraction form
    1,473,359.43/2,209,820.44 = 408,290.43/x
  3. Step 3: Cross multiply
    1,473,359.43x = 2,209,820.44 × 408,290.43
  4. Step 4: Simplify right side
    1,473,359.43x = 902,248,537,670.39
  5. Step 5: Solve for x
    x = 902,248,537,670.39/1,473,359.43
  6. Step 6: Final answer
    x = 612,375.04

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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.