Home / 317,071.69-437,558.82-173,828.66

Finding the Fourth Proportional to 317,071.69, 437,558.82 and 173,828.66

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Solution

The fourth proportional to 317,071.69, 437,558.82 and 173,828.66 is: 239,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,071.69 : 437,558.82 = 173,828.66 : x
  2. Step 2: Convert to fraction form
    317,071.69/437,558.82 = 173,828.66/x
  3. Step 3: Cross multiply
    317,071.69x = 437,558.82 × 173,828.66
  4. Step 4: Simplify right side
    317,071.69x = 76,060,263,351.78
  5. Step 5: Solve for x
    x = 76,060,263,351.78/317,071.69
  6. Step 6: Final answer
    x = 239,883.49

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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.