Home / 1,497,912.40-2,247,160.20-644,982.40

Finding the Fourth Proportional to 1,497,912.40, 2,247,160.20 and 644,982.40

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Solution

The fourth proportional to 1,497,912.40, 2,247,160.20 and 644,982.40 is: 967,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,912.40 : 2,247,160.20 = 644,982.40 : x
  2. Step 2: Convert to fraction form
    1,497,912.40/2,247,160.20 = 644,982.40/x
  3. Step 3: Cross multiply
    1,497,912.40x = 2,247,160.20 × 644,982.40
  4. Step 4: Simplify right side
    1,497,912.40x = 1,449,378,778,980.48
  5. Step 5: Solve for x
    x = 1,449,378,778,980.48/1,497,912.40
  6. Step 6: Final answer
    x = 967,599.16

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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.