Home / 1,004,302.56-1,385,932.80-545,413.92

Finding the Fourth Proportional to 1,004,302.56, 1,385,932.80 and 545,413.92

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Solution

The fourth proportional to 1,004,302.56, 1,385,932.80 and 545,413.92 is: 752,668.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,302.56 : 1,385,932.80 = 545,413.92 : x
  2. Step 2: Convert to fraction form
    1,004,302.56/1,385,932.80 = 545,413.92/x
  3. Step 3: Cross multiply
    1,004,302.56x = 1,385,932.80 × 545,413.92
  4. Step 4: Simplify right side
    1,004,302.56x = 755,907,041,304.58
  5. Step 5: Solve for x
    x = 755,907,041,304.58/1,004,302.56
  6. Step 6: Final answer
    x = 752,668.64

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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.