Home / 839,323.14-1,158,229.62-476,745.84

Finding the Fourth Proportional to 839,323.14, 1,158,229.62 and 476,745.84

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Solution

The fourth proportional to 839,323.14, 1,158,229.62 and 476,745.84 is: 657,888.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,323.14 : 1,158,229.62 = 476,745.84 : x
  2. Step 2: Convert to fraction form
    839,323.14/1,158,229.62 = 476,745.84/x
  3. Step 3: Cross multiply
    839,323.14x = 1,158,229.62 × 476,745.84
  4. Step 4: Simplify right side
    839,323.14x = 552,181,153,099.78
  5. Step 5: Solve for x
    x = 552,181,153,099.78/839,323.14
  6. Step 6: Final answer
    x = 657,888.63

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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.