Home / 903,284.16-1,245,504.56-739,419.60

Finding the Fourth Proportional to 903,284.16, 1,245,504.56 and 739,419.60

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Solution

The fourth proportional to 903,284.16, 1,245,504.56 and 739,419.60 is: 1,019,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,284.16 : 1,245,504.56 = 739,419.60 : x
  2. Step 2: Convert to fraction form
    903,284.16/1,245,504.56 = 739,419.60/x
  3. Step 3: Cross multiply
    903,284.16x = 1,245,504.56 × 739,419.60
  4. Step 4: Simplify right side
    903,284.16x = 920,950,483,553.38
  5. Step 5: Solve for x
    x = 920,950,483,553.38/903,284.16
  6. Step 6: Final answer
    x = 1,019,557.88

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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.