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Finding the Fourth Proportional to 358,226.30, 537,224.96 and 118,295.48

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Solution

The fourth proportional to 358,226.30, 537,224.96 and 118,295.48 is: 177,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,226.30 : 537,224.96 = 118,295.48 : x
  2. Step 2: Convert to fraction form
    358,226.30/537,224.96 = 118,295.48/x
  3. Step 3: Cross multiply
    358,226.30x = 537,224.96 × 118,295.48
  4. Step 4: Simplify right side
    358,226.30x = 63,551,284,511.18
  5. Step 5: Solve for x
    x = 63,551,284,511.18/358,226.30
  6. Step 6: Final answer
    x = 177,405.41

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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.