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Finding the Fourth Proportional to 277,943, 416,910.09 and 88,400.63

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Solution

The fourth proportional to 277,943, 416,910.09 and 88,400.63 is: 132,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,943 : 416,910.09 = 88,400.63 : x
  2. Step 2: Convert to fraction form
    277,943/416,910.09 = 88,400.63/x
  3. Step 3: Cross multiply
    277,943x = 416,910.09 × 88,400.63
  4. Step 4: Simplify right side
    277,943x = 36,855,114,609.36
  5. Step 5: Solve for x
    x = 36,855,114,609.36/277,943
  6. Step 6: Final answer
    x = 132,599.54

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1.5x scale

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.