Home / 818,466.86-1,227,772.30-249,976.28

Finding the Fourth Proportional to 818,466.86, 1,227,772.30 and 249,976.28

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Solution

The fourth proportional to 818,466.86, 1,227,772.30 and 249,976.28 is: 374,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,466.86 : 1,227,772.30 = 249,976.28 : x
  2. Step 2: Convert to fraction form
    818,466.86/1,227,772.30 = 249,976.28/x
  3. Step 3: Cross multiply
    818,466.86x = 1,227,772.30 × 249,976.28
  4. Step 4: Simplify right side
    818,466.86x = 306,913,952,241.04
  5. Step 5: Solve for x
    x = 306,913,952,241.04/818,466.86
  6. Step 6: Final answer
    x = 374,986.41

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1.5x scale

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.