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Finding the Fourth Proportional to 496,622.24, 744,933.60 and 122,645.60

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Solution

The fourth proportional to 496,622.24, 744,933.60 and 122,645.60 is: 183,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,622.24 : 744,933.60 = 122,645.60 : x
  2. Step 2: Convert to fraction form
    496,622.24/744,933.60 = 122,645.60/x
  3. Step 3: Cross multiply
    496,622.24x = 744,933.60 × 122,645.60
  4. Step 4: Simplify right side
    496,622.24x = 91,362,828,332.16
  5. Step 5: Solve for x
    x = 91,362,828,332.16/496,622.24
  6. Step 6: Final answer
    x = 183,968.46

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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.