Home / 946,449.72-1,419,878.70-272,526.48

Finding the Fourth Proportional to 946,449.72, 1,419,878.70 and 272,526.48

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Solution

The fourth proportional to 946,449.72, 1,419,878.70 and 272,526.48 is: 408,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,449.72 : 1,419,878.70 = 272,526.48 : x
  2. Step 2: Convert to fraction form
    946,449.72/1,419,878.70 = 272,526.48/x
  3. Step 3: Cross multiply
    946,449.72x = 1,419,878.70 × 272,526.48
  4. Step 4: Simplify right side
    946,449.72x = 386,954,544,137.98
  5. Step 5: Solve for x
    x = 386,954,544,137.98/946,449.72
  6. Step 6: Final answer
    x = 408,848.50

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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.