Home / 306,537.34-459,208.14-173,013.70

Finding the Fourth Proportional to 306,537.34, 459,208.14 and 173,013.70

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Solution

The fourth proportional to 306,537.34, 459,208.14 and 173,013.70 is: 259,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,537.34 : 459,208.14 = 173,013.70 : x
  2. Step 2: Convert to fraction form
    306,537.34/459,208.14 = 173,013.70/x
  3. Step 3: Cross multiply
    306,537.34x = 459,208.14 × 173,013.70
  4. Step 4: Simplify right side
    306,537.34x = 79,449,299,371.52
  5. Step 5: Solve for x
    x = 79,449,299,371.52/306,537.34
  6. Step 6: Final answer
    x = 259,183.10

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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.