Home / 788,391.66-1,181,611.79-560,323.77

Finding the Fourth Proportional to 788,391.66, 1,181,611.79 and 560,323.77

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Solution

The fourth proportional to 788,391.66, 1,181,611.79 and 560,323.77 is: 839,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,391.66 : 1,181,611.79 = 560,323.77 : x
  2. Step 2: Convert to fraction form
    788,391.66/1,181,611.79 = 560,323.77/x
  3. Step 3: Cross multiply
    788,391.66x = 1,181,611.79 × 560,323.77
  4. Step 4: Simplify right side
    788,391.66x = 662,085,170,047.63
  5. Step 5: Solve for x
    x = 662,085,170,047.63/788,391.66
  6. Step 6: Final answer
    x = 839,792.20

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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.