Home / 328,038.24-491,983.53-117,676.18

Finding the Fourth Proportional to 328,038.24, 491,983.53 and 117,676.18

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Solution

The fourth proportional to 328,038.24, 491,983.53 and 117,676.18 is: 176,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,038.24 : 491,983.53 = 117,676.18 : x
  2. Step 2: Convert to fraction form
    328,038.24/491,983.53 = 117,676.18/x
  3. Step 3: Cross multiply
    328,038.24x = 491,983.53 × 117,676.18
  4. Step 4: Simplify right side
    328,038.24x = 57,894,742,433.32
  5. Step 5: Solve for x
    x = 57,894,742,433.32/328,038.24
  6. Step 6: Final answer
    x = 176,487.79

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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.