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Finding the Fourth Proportional to 751,573, 1,037,715.06 and 483,767.56

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Solution

The fourth proportional to 751,573, 1,037,715.06 and 483,767.56 is: 667,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,573 : 1,037,715.06 = 483,767.56 : x
  2. Step 2: Convert to fraction form
    751,573/1,037,715.06 = 483,767.56/x
  3. Step 3: Cross multiply
    751,573x = 1,037,715.06 × 483,767.56
  4. Step 4: Simplify right side
    751,573x = 502,012,882,551.45
  5. Step 5: Solve for x
    x = 502,012,882,551.45/751,573
  6. Step 6: Final answer
    x = 667,949.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.