Home / 816,737.04-1,127,121.48-494,506.08

Finding the Fourth Proportional to 816,737.04, 1,127,121.48 and 494,506.08

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Solution

The fourth proportional to 816,737.04, 1,127,121.48 and 494,506.08 is: 682,433.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,737.04 : 1,127,121.48 = 494,506.08 : x
  2. Step 2: Convert to fraction form
    816,737.04/1,127,121.48 = 494,506.08/x
  3. Step 3: Cross multiply
    816,737.04x = 1,127,121.48 × 494,506.08
  4. Step 4: Simplify right side
    816,737.04x = 557,368,424,758.60
  5. Step 5: Solve for x
    x = 557,368,424,758.60/816,737.04
  6. Step 6: Final answer
    x = 682,433.14

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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.