Home / 850,633.47-1,173,873.54-468,660.25

Finding the Fourth Proportional to 850,633.47, 1,173,873.54 and 468,660.25

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Solution

The fourth proportional to 850,633.47, 1,173,873.54 and 468,660.25 is: 646,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,633.47 : 1,173,873.54 = 468,660.25 : x
  2. Step 2: Convert to fraction form
    850,633.47/1,173,873.54 = 468,660.25/x
  3. Step 3: Cross multiply
    850,633.47x = 1,173,873.54 × 468,660.25
  4. Step 4: Simplify right side
    850,633.47x = 550,147,866,724.79
  5. Step 5: Solve for x
    x = 550,147,866,724.79/850,633.47
  6. Step 6: Final answer
    x = 646,750.79

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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.