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Finding the Fourth Proportional to 273,385.10, 410,077.65 and 248,890.70

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Solution

The fourth proportional to 273,385.10, 410,077.65 and 248,890.70 is: 373,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,385.10 : 410,077.65 = 248,890.70 : x
  2. Step 2: Convert to fraction form
    273,385.10/410,077.65 = 248,890.70/x
  3. Step 3: Cross multiply
    273,385.10x = 410,077.65 × 248,890.70
  4. Step 4: Simplify right side
    273,385.10x = 102,064,513,362.86
  5. Step 5: Solve for x
    x = 102,064,513,362.86/273,385.10
  6. Step 6: Final answer
    x = 373,336.05

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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.