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Finding the Fourth Proportional to 264,807.70, 371,663.90 and 264,807.70

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Solution

The fourth proportional to 264,807.70, 371,663.90 and 264,807.70 is: 371,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,807.70 : 371,663.90 = 264,807.70 : x
  2. Step 2: Convert to fraction form
    264,807.70/371,663.90 = 264,807.70/x
  3. Step 3: Cross multiply
    264,807.70x = 371,663.90 × 264,807.70
  4. Step 4: Simplify right side
    264,807.70x = 98,419,462,532.03
  5. Step 5: Solve for x
    x = 98,419,462,532.03/264,807.70
  6. Step 6: Final answer
    x = 371,663.90

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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.