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Finding the Fourth Proportional to 207,598.40, 311,397.60 and 160,942.40

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Solution

The fourth proportional to 207,598.40, 311,397.60 and 160,942.40 is: 241,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,598.40 : 311,397.60 = 160,942.40 : x
  2. Step 2: Convert to fraction form
    207,598.40/311,397.60 = 160,942.40/x
  3. Step 3: Cross multiply
    207,598.40x = 311,397.60 × 160,942.40
  4. Step 4: Simplify right side
    207,598.40x = 50,117,077,098.24
  5. Step 5: Solve for x
    x = 50,117,077,098.24/207,598.40
  6. Step 6: Final answer
    x = 241,413.60

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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.