Home / 849,772.04-1,170,155.94-830,912.36

Finding the Fourth Proportional to 849,772.04, 1,170,155.94 and 830,912.36

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Solution

The fourth proportional to 849,772.04, 1,170,155.94 and 830,912.36 is: 1,144,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,772.04 : 1,170,155.94 = 830,912.36 : x
  2. Step 2: Convert to fraction form
    849,772.04/1,170,155.94 = 830,912.36/x
  3. Step 3: Cross multiply
    849,772.04x = 1,170,155.94 × 830,912.36
  4. Step 4: Simplify right side
    849,772.04x = 972,297,033,673.42
  5. Step 5: Solve for x
    x = 972,297,033,673.42/849,772.04
  6. Step 6: Final answer
    x = 1,144,185.72

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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.