Home / 714,102.96-1,071,149.82-181,619.40

Finding the Fourth Proportional to 714,102.96, 1,071,149.82 and 181,619.40

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Solution

The fourth proportional to 714,102.96, 1,071,149.82 and 181,619.40 is: 272,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,102.96 : 1,071,149.82 = 181,619.40 : x
  2. Step 2: Convert to fraction form
    714,102.96/1,071,149.82 = 181,619.40/x
  3. Step 3: Cross multiply
    714,102.96x = 1,071,149.82 × 181,619.40
  4. Step 4: Simplify right side
    714,102.96x = 194,541,587,618.51
  5. Step 5: Solve for x
    x = 194,541,587,618.51/714,102.96
  6. Step 6: Final answer
    x = 272,427.92

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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.