Home / 1,023,646.16-1,535,413.88-313,676.25

Finding the Fourth Proportional to 1,023,646.16, 1,535,413.88 and 313,676.25

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Solution

The fourth proportional to 1,023,646.16, 1,535,413.88 and 313,676.25 is: 470,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,646.16 : 1,535,413.88 = 313,676.25 : x
  2. Step 2: Convert to fraction form
    1,023,646.16/1,535,413.88 = 313,676.25/x
  3. Step 3: Cross multiply
    1,023,646.16x = 1,535,413.88 × 313,676.25
  4. Step 4: Simplify right side
    1,023,646.16x = 481,622,861,338.31
  5. Step 5: Solve for x
    x = 481,622,861,338.31/1,023,646.16
  6. Step 6: Final answer
    x = 470,497.41

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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.