Home / 277,823.16-416,734.11-100,330.20

Finding the Fourth Proportional to 277,823.16, 416,734.11 and 100,330.20

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Solution

The fourth proportional to 277,823.16, 416,734.11 and 100,330.20 is: 150,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,823.16 : 416,734.11 = 100,330.20 : x
  2. Step 2: Convert to fraction form
    277,823.16/416,734.11 = 100,330.20/x
  3. Step 3: Cross multiply
    277,823.16x = 416,734.11 × 100,330.20
  4. Step 4: Simplify right side
    277,823.16x = 41,811,016,603.12
  5. Step 5: Solve for x
    x = 41,811,016,603.12/277,823.16
  6. Step 6: Final answer
    x = 150,495.07

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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.