Home / 903,867.45-1,244,942.64-673,687.07

Finding the Fourth Proportional to 903,867.45, 1,244,942.64 and 673,687.07

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Solution

The fourth proportional to 903,867.45, 1,244,942.64 and 673,687.07 is: 927,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,867.45 : 1,244,942.64 = 673,687.07 : x
  2. Step 2: Convert to fraction form
    903,867.45/1,244,942.64 = 673,687.07/x
  3. Step 3: Cross multiply
    903,867.45x = 1,244,942.64 × 673,687.07
  4. Step 4: Simplify right side
    903,867.45x = 838,701,759,459.67
  5. Step 5: Solve for x
    x = 838,701,759,459.67/903,867.45
  6. Step 6: Final answer
    x = 927,903.49

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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.