Home / 858,523.28-1,184,815.92-476,556.48

Finding the Fourth Proportional to 858,523.28, 1,184,815.92 and 476,556.48

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Solution

The fourth proportional to 858,523.28, 1,184,815.92 and 476,556.48 is: 657,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,523.28 : 1,184,815.92 = 476,556.48 : x
  2. Step 2: Convert to fraction form
    858,523.28/1,184,815.92 = 476,556.48/x
  3. Step 3: Cross multiply
    858,523.28x = 1,184,815.92 × 476,556.48
  4. Step 4: Simplify right side
    858,523.28x = 564,631,704,283.16
  5. Step 5: Solve for x
    x = 564,631,704,283.16/858,523.28
  6. Step 6: Final answer
    x = 657,677.80

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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.