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Finding the Fourth Proportional to 277,943, 416,910.08 and 88,400.64

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Solution

The fourth proportional to 277,943, 416,910.08 and 88,400.64 is: 132,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,943 : 416,910.08 = 88,400.64 : x
  2. Step 2: Convert to fraction form
    277,943/416,910.08 = 88,400.64/x
  3. Step 3: Cross multiply
    277,943x = 416,910.08 × 88,400.64
  4. Step 4: Simplify right side
    277,943x = 36,855,117,894.45
  5. Step 5: Solve for x
    x = 36,855,117,894.45/277,943
  6. Step 6: Final answer
    x = 132,599.55

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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.