Home / 317,884.44-438,688.26-174,653.76

Finding the Fourth Proportional to 317,884.44, 438,688.26 and 174,653.76

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Solution

The fourth proportional to 317,884.44, 438,688.26 and 174,653.76 is: 241,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,884.44 : 438,688.26 = 174,653.76 : x
  2. Step 2: Convert to fraction form
    317,884.44/438,688.26 = 174,653.76/x
  3. Step 3: Cross multiply
    317,884.44x = 438,688.26 × 174,653.76
  4. Step 4: Simplify right side
    317,884.44x = 76,618,554,076.86
  5. Step 5: Solve for x
    x = 76,618,554,076.86/317,884.44
  6. Step 6: Final answer
    x = 241,026.44

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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.