Home / 306,420.26-459,633.60-93,222.88

Finding the Fourth Proportional to 306,420.26, 459,633.60 and 93,222.88

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Solution

The fourth proportional to 306,420.26, 459,633.60 and 93,222.88 is: 139,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,420.26 : 459,633.60 = 93,222.88 : x
  2. Step 2: Convert to fraction form
    306,420.26/459,633.60 = 93,222.88/x
  3. Step 3: Cross multiply
    306,420.26x = 459,633.60 × 93,222.88
  4. Step 4: Simplify right side
    306,420.26x = 42,848,366,787.68
  5. Step 5: Solve for x
    x = 42,848,366,787.68/306,420.26
  6. Step 6: Final answer
    x = 139,835.30

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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.