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Finding the Fourth Proportional to 273,640.40, 410,460.60 and 247,068.35

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Solution

The fourth proportional to 273,640.40, 410,460.60 and 247,068.35 is: 370,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,640.40 : 410,460.60 = 247,068.35 : x
  2. Step 2: Convert to fraction form
    273,640.40/410,460.60 = 247,068.35/x
  3. Step 3: Cross multiply
    273,640.40x = 410,460.60 × 247,068.35
  4. Step 4: Simplify right side
    273,640.40x = 101,411,823,182.01
  5. Step 5: Solve for x
    x = 101,411,823,182.01/273,640.40
  6. Step 6: Final answer
    x = 370,602.53

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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.