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Finding the Fourth Proportional to 264,027.20, 370,571.20 and 264,027.20

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Solution

The fourth proportional to 264,027.20, 370,571.20 and 264,027.20 is: 370,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,027.20 : 370,571.20 = 264,027.20 : x
  2. Step 2: Convert to fraction form
    264,027.20/370,571.20 = 264,027.20/x
  3. Step 3: Cross multiply
    264,027.20x = 370,571.20 × 264,027.20
  4. Step 4: Simplify right side
    264,027.20x = 97,840,876,336.64
  5. Step 5: Solve for x
    x = 97,840,876,336.64/264,027.20
  6. Step 6: Final answer
    x = 370,571.20

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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.