Home / 1,473,359.68-2,209,820.82-408,290.68

Finding the Fourth Proportional to 1,473,359.68, 2,209,820.82 and 408,290.68

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Solution

The fourth proportional to 1,473,359.68, 2,209,820.82 and 408,290.68 is: 612,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,359.68 : 2,209,820.82 = 408,290.68 : x
  2. Step 2: Convert to fraction form
    1,473,359.68/2,209,820.82 = 408,290.68/x
  3. Step 3: Cross multiply
    1,473,359.68x = 2,209,820.82 × 408,290.68
  4. Step 4: Simplify right side
    1,473,359.68x = 902,249,245,275.96
  5. Step 5: Solve for x
    x = 902,249,245,275.96/1,473,359.68
  6. Step 6: Final answer
    x = 612,375.41

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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.