Home / 1,175,133.36-1,761,469.80-492,411.12

Finding the Fourth Proportional to 1,175,133.36, 1,761,469.80 and 492,411.12

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Solution

The fourth proportional to 1,175,133.36, 1,761,469.80 and 492,411.12 is: 738,101.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,133.36 : 1,761,469.80 = 492,411.12 : x
  2. Step 2: Convert to fraction form
    1,175,133.36/1,761,469.80 = 492,411.12/x
  3. Step 3: Cross multiply
    1,175,133.36x = 1,761,469.80 × 492,411.12
  4. Step 4: Simplify right side
    1,175,133.36x = 867,367,317,064.18
  5. Step 5: Solve for x
    x = 867,367,317,064.18/1,175,133.36
  6. Step 6: Final answer
    x = 738,101.18

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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.