Home / 946,656.92-1,418,933.50-721,274.32

Finding the Fourth Proportional to 946,656.92, 1,418,933.50 and 721,274.32

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Solution

The fourth proportional to 946,656.92, 1,418,933.50 and 721,274.32 is: 1,081,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,656.92 : 1,418,933.50 = 721,274.32 : x
  2. Step 2: Convert to fraction form
    946,656.92/1,418,933.50 = 721,274.32/x
  3. Step 3: Cross multiply
    946,656.92x = 1,418,933.50 × 721,274.32
  4. Step 4: Simplify right side
    946,656.92x = 1,023,440,295,308.20
  5. Step 5: Solve for x
    x = 1,023,440,295,308.20/946,656.92
  6. Step 6: Final answer
    x = 1,081,110.03

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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.