Home / 783,547.62-1,175,321.42-222,509.22

Finding the Fourth Proportional to 783,547.62, 1,175,321.42 and 222,509.22

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Solution

The fourth proportional to 783,547.62, 1,175,321.42 and 222,509.22 is: 333,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,547.62 : 1,175,321.42 = 222,509.22 : x
  2. Step 2: Convert to fraction form
    783,547.62/1,175,321.42 = 222,509.22/x
  3. Step 3: Cross multiply
    783,547.62x = 1,175,321.42 × 222,509.22
  4. Step 4: Simplify right side
    783,547.62x = 261,519,852,413.49
  5. Step 5: Solve for x
    x = 261,519,852,413.49/783,547.62
  6. Step 6: Final answer
    x = 333,763.83

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1.5x scale

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.