Home / 714,096.78-1,071,140.55-181,613.21

Finding the Fourth Proportional to 714,096.78, 1,071,140.55 and 181,613.21

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Solution

The fourth proportional to 714,096.78, 1,071,140.55 and 181,613.21 is: 272,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,096.78 : 1,071,140.55 = 181,613.21 : x
  2. Step 2: Convert to fraction form
    714,096.78/1,071,140.55 = 181,613.21/x
  3. Step 3: Cross multiply
    714,096.78x = 1,071,140.55 × 181,613.21
  4. Step 4: Simplify right side
    714,096.78x = 194,533,268,290.96
  5. Step 5: Solve for x
    x = 194,533,268,290.96/714,096.78
  6. Step 6: Final answer
    x = 272,418.63

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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.