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Finding the Fourth Proportional to 277,712.04, 416,568.06 and 67,349.64

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Solution

The fourth proportional to 277,712.04, 416,568.06 and 67,349.64 is: 101,024.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,712.04 : 416,568.06 = 67,349.64 : x
  2. Step 2: Convert to fraction form
    277,712.04/416,568.06 = 67,349.64/x
  3. Step 3: Cross multiply
    277,712.04x = 416,568.06 × 67,349.64
  4. Step 4: Simplify right side
    277,712.04x = 28,055,708,876.50
  5. Step 5: Solve for x
    x = 28,055,708,876.50/277,712.04
  6. Step 6: Final answer
    x = 101,024.46

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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.