Home / 317,975.16-438,810.84-182,008.56

Finding the Fourth Proportional to 317,975.16, 438,810.84 and 182,008.56

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Solution

The fourth proportional to 317,975.16, 438,810.84 and 182,008.56 is: 251,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,975.16 : 438,810.84 = 182,008.56 : x
  2. Step 2: Convert to fraction form
    317,975.16/438,810.84 = 182,008.56/x
  3. Step 3: Cross multiply
    317,975.16x = 438,810.84 × 182,008.56
  4. Step 4: Simplify right side
    317,975.16x = 79,867,329,100.79
  5. Step 5: Solve for x
    x = 79,867,329,100.79/317,975.16
  6. Step 6: Final answer
    x = 251,174.74

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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.