Home / 727,662.22-1,091,644.53-306,941.74

Finding the Fourth Proportional to 727,662.22, 1,091,644.53 and 306,941.74

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Solution

The fourth proportional to 727,662.22, 1,091,644.53 and 306,941.74 is: 460,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,662.22 : 1,091,644.53 = 306,941.74 : x
  2. Step 2: Convert to fraction form
    727,662.22/1,091,644.53 = 306,941.74/x
  3. Step 3: Cross multiply
    727,662.22x = 1,091,644.53 × 306,941.74
  4. Step 4: Simplify right side
    727,662.22x = 335,071,271,499.68
  5. Step 5: Solve for x
    x = 335,071,271,499.68/727,662.22
  6. Step 6: Final answer
    x = 460,476.39

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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.