Home / 1,139,394.51-1,709,091.77-297,938.97

Finding the Fourth Proportional to 1,139,394.51, 1,709,091.77 and 297,938.97

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Solution

The fourth proportional to 1,139,394.51, 1,709,091.77 and 297,938.97 is: 446,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,394.51 : 1,709,091.77 = 297,938.97 : x
  2. Step 2: Convert to fraction form
    1,139,394.51/1,709,091.77 = 297,938.97/x
  3. Step 3: Cross multiply
    1,139,394.51x = 1,709,091.77 × 297,938.97
  4. Step 4: Simplify right side
    1,139,394.51x = 509,205,040,099.58
  5. Step 5: Solve for x
    x = 509,205,040,099.58/1,139,394.51
  6. Step 6: Final answer
    x = 446,908.46

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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.