Home / 412,465.03-618,277.16-376,102.60

Finding the Fourth Proportional to 412,465.03, 618,277.16 and 376,102.60

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Solution

The fourth proportional to 412,465.03, 618,277.16 and 376,102.60 is: 563,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,465.03 : 618,277.16 = 376,102.60 : x
  2. Step 2: Convert to fraction form
    412,465.03/618,277.16 = 376,102.60/x
  3. Step 3: Cross multiply
    412,465.03x = 618,277.16 × 376,102.60
  4. Step 4: Simplify right side
    412,465.03x = 232,535,646,791.18
  5. Step 5: Solve for x
    x = 232,535,646,791.18/412,465.03
  6. Step 6: Final answer
    x = 563,770.58

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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.