Home / 858,806.08-1,185,129.84-476,823.04

Finding the Fourth Proportional to 858,806.08, 1,185,129.84 and 476,823.04

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Solution

The fourth proportional to 858,806.08, 1,185,129.84 and 476,823.04 is: 658,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,806.08 : 1,185,129.84 = 476,823.04 : x
  2. Step 2: Convert to fraction form
    858,806.08/1,185,129.84 = 476,823.04/x
  3. Step 3: Cross multiply
    858,806.08x = 1,185,129.84 × 476,823.04
  4. Step 4: Simplify right side
    858,806.08x = 565,097,213,103.51
  5. Step 5: Solve for x
    x = 565,097,213,103.51/858,806.08
  6. Step 6: Final answer
    x = 658,003.27

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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.