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Finding the Fourth Proportional to 442,083.57, 610,075.33 and 240,879.57

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Solution

The fourth proportional to 442,083.57, 610,075.33 and 240,879.57 is: 332,413.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,083.57 : 610,075.33 = 240,879.57 : x
  2. Step 2: Convert to fraction form
    442,083.57/610,075.33 = 240,879.57/x
  3. Step 3: Cross multiply
    442,083.57x = 610,075.33 × 240,879.57
  4. Step 4: Simplify right side
    442,083.57x = 146,954,681,030.62
  5. Step 5: Solve for x
    x = 146,954,681,030.62/442,083.57
  6. Step 6: Final answer
    x = 332,413.81

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1.5x scale

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.