Home / 1,267,407.06-1,901,113.40-307,858.38

Finding the Fourth Proportional to 1,267,407.06, 1,901,113.40 and 307,858.38

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Solution

The fourth proportional to 1,267,407.06, 1,901,113.40 and 307,858.38 is: 461,788.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,407.06 : 1,901,113.40 = 307,858.38 : x
  2. Step 2: Convert to fraction form
    1,267,407.06/1,901,113.40 = 307,858.38/x
  3. Step 3: Cross multiply
    1,267,407.06x = 1,901,113.40 × 307,858.38
  4. Step 4: Simplify right side
    1,267,407.06x = 585,273,691,520.29
  5. Step 5: Solve for x
    x = 585,273,691,520.29/1,267,407.06
  6. Step 6: Final answer
    x = 461,788.25

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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.