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Finding the Fourth Proportional to 362,088.69, 542,258.83 and 181,606.51

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Solution

The fourth proportional to 362,088.69, 542,258.83 and 181,606.51 is: 271,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,088.69 : 542,258.83 = 181,606.51 : x
  2. Step 2: Convert to fraction form
    362,088.69/542,258.83 = 181,606.51/x
  3. Step 3: Cross multiply
    362,088.69x = 542,258.83 × 181,606.51
  4. Step 4: Simplify right side
    362,088.69x = 98,477,733,632.98
  5. Step 5: Solve for x
    x = 98,477,733,632.98/362,088.69
  6. Step 6: Final answer
    x = 271,971.31

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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.