Home / 1,202,933.80-1,804,423.48-393,318.54

Finding the Fourth Proportional to 1,202,933.80, 1,804,423.48 and 393,318.54

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Solution

The fourth proportional to 1,202,933.80, 1,804,423.48 and 393,318.54 is: 589,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,933.80 : 1,804,423.48 = 393,318.54 : x
  2. Step 2: Convert to fraction form
    1,202,933.80/1,804,423.48 = 393,318.54/x
  3. Step 3: Cross multiply
    1,202,933.80x = 1,804,423.48 × 393,318.54
  4. Step 4: Simplify right side
    1,202,933.80x = 709,713,208,695.32
  5. Step 5: Solve for x
    x = 709,713,208,695.32/1,202,933.80
  6. Step 6: Final answer
    x = 589,985.26

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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.