Home / 858,797.08-1,185,117.42-476,814.04

Finding the Fourth Proportional to 858,797.08, 1,185,117.42 and 476,814.04

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Solution

The fourth proportional to 858,797.08, 1,185,117.42 and 476,814.04 is: 657,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,797.08 : 1,185,117.42 = 476,814.04 : x
  2. Step 2: Convert to fraction form
    858,797.08/1,185,117.42 = 476,814.04/x
  3. Step 3: Cross multiply
    858,797.08x = 1,185,117.42 × 476,814.04
  4. Step 4: Simplify right side
    858,797.08x = 565,080,624,904.58
  5. Step 5: Solve for x
    x = 565,080,624,904.58/858,797.08
  6. Step 6: Final answer
    x = 657,990.85

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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.