Home / 982,487.29-1,473,730.81-272,515.34

Finding the Fourth Proportional to 982,487.29, 1,473,730.81 and 272,515.34

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Solution

The fourth proportional to 982,487.29, 1,473,730.81 and 272,515.34 is: 408,772.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,487.29 : 1,473,730.81 = 272,515.34 : x
  2. Step 2: Convert to fraction form
    982,487.29/1,473,730.81 = 272,515.34/x
  3. Step 3: Cross multiply
    982,487.29x = 1,473,730.81 × 272,515.34
  4. Step 4: Simplify right side
    982,487.29x = 401,614,252,755.63
  5. Step 5: Solve for x
    x = 401,614,252,755.63/982,487.29
  6. Step 6: Final answer
    x = 408,772.98

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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.