Home / 1,269,506.97-1,904,383.17-370,928.21

Finding the Fourth Proportional to 1,269,506.97, 1,904,383.17 and 370,928.21

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Solution

The fourth proportional to 1,269,506.97, 1,904,383.17 and 370,928.21 is: 556,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,506.97 : 1,904,383.17 = 370,928.21 : x
  2. Step 2: Convert to fraction form
    1,269,506.97/1,904,383.17 = 370,928.21/x
  3. Step 3: Cross multiply
    1,269,506.97x = 1,904,383.17 × 370,928.21
  4. Step 4: Simplify right side
    1,269,506.97x = 706,389,430,880.31
  5. Step 5: Solve for x
    x = 706,389,430,880.31/1,269,506.97
  6. Step 6: Final answer
    x = 556,428.16

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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.