Home / 839,622.93-1,158,679.97-477,047.27

Finding the Fourth Proportional to 839,622.93, 1,158,679.97 and 477,047.27

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Solution

The fourth proportional to 839,622.93, 1,158,679.97 and 477,047.27 is: 658,325.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,622.93 : 1,158,679.97 = 477,047.27 : x
  2. Step 2: Convert to fraction form
    839,622.93/1,158,679.97 = 477,047.27/x
  3. Step 3: Cross multiply
    839,622.93x = 1,158,679.97 × 477,047.27
  4. Step 4: Simplify right side
    839,622.93x = 552,745,108,313.55
  5. Step 5: Solve for x
    x = 552,745,108,313.55/839,622.93
  6. Step 6: Final answer
    x = 658,325.41

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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.