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Finding the Fourth Proportional to 301,093.40, 451,640.45 and 101,397.06

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Solution

The fourth proportional to 301,093.40, 451,640.45 and 101,397.06 is: 152,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,093.40 : 451,640.45 = 101,397.06 : x
  2. Step 2: Convert to fraction form
    301,093.40/451,640.45 = 101,397.06/x
  3. Step 3: Cross multiply
    301,093.40x = 451,640.45 × 101,397.06
  4. Step 4: Simplify right side
    301,093.40x = 45,795,013,300.09
  5. Step 5: Solve for x
    x = 45,795,013,300.09/301,093.40
  6. Step 6: Final answer
    x = 152,095.70

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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.