Home / 647,724.20-971,294.70-248,232.20

Finding the Fourth Proportional to 647,724.20, 971,294.70 and 248,232.20

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Solution

The fourth proportional to 647,724.20, 971,294.70 and 248,232.20 is: 372,236.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,724.20 : 971,294.70 = 248,232.20 : x
  2. Step 2: Convert to fraction form
    647,724.20/971,294.70 = 248,232.20/x
  3. Step 3: Cross multiply
    647,724.20x = 971,294.70 × 248,232.20
  4. Step 4: Simplify right side
    647,724.20x = 241,106,620,229.34
  5. Step 5: Solve for x
    x = 241,106,620,229.34/647,724.20
  6. Step 6: Final answer
    x = 372,236.55

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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.