Home / 782,944.56-1,174,086.36-243,134.64

Finding the Fourth Proportional to 782,944.56, 1,174,086.36 and 243,134.64

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Solution

The fourth proportional to 782,944.56, 1,174,086.36 and 243,134.64 is: 364,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,944.56 : 1,174,086.36 = 243,134.64 : x
  2. Step 2: Convert to fraction form
    782,944.56/1,174,086.36 = 243,134.64/x
  3. Step 3: Cross multiply
    782,944.56x = 1,174,086.36 × 243,134.64
  4. Step 4: Simplify right side
    782,944.56x = 285,461,064,467.51
  5. Step 5: Solve for x
    x = 285,461,064,467.51/782,944.56
  6. Step 6: Final answer
    x = 364,599.33

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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.