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Finding the Fourth Proportional to 262,316.40, 367,942.80 and 262,316.40

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Solution

The fourth proportional to 262,316.40, 367,942.80 and 262,316.40 is: 367,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,316.40 : 367,942.80 = 262,316.40 : x
  2. Step 2: Convert to fraction form
    262,316.40/367,942.80 = 262,316.40/x
  3. Step 3: Cross multiply
    262,316.40x = 367,942.80 × 262,316.40
  4. Step 4: Simplify right side
    262,316.40x = 96,517,430,701.92
  5. Step 5: Solve for x
    x = 96,517,430,701.92/262,316.40
  6. Step 6: Final answer
    x = 367,942.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.