Home / 318,071.54-438,932.82-174,828.51

Finding the Fourth Proportional to 318,071.54, 438,932.82 and 174,828.51

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Solution

The fourth proportional to 318,071.54, 438,932.82 and 174,828.51 is: 241,260.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,071.54 : 438,932.82 = 174,828.51 : x
  2. Step 2: Convert to fraction form
    318,071.54/438,932.82 = 174,828.51/x
  3. Step 3: Cross multiply
    318,071.54x = 438,932.82 × 174,828.51
  4. Step 4: Simplify right side
    318,071.54x = 76,737,971,566.31
  5. Step 5: Solve for x
    x = 76,737,971,566.31/318,071.54
  6. Step 6: Final answer
    x = 241,260.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.