Home / 792,279.09-1,093,176.84-470,093.88

Finding the Fourth Proportional to 792,279.09, 1,093,176.84 and 470,093.88

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Solution

The fourth proportional to 792,279.09, 1,093,176.84 and 470,093.88 is: 648,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,279.09 : 1,093,176.84 = 470,093.88 : x
  2. Step 2: Convert to fraction form
    792,279.09/1,093,176.84 = 470,093.88/x
  3. Step 3: Cross multiply
    792,279.09x = 1,093,176.84 × 470,093.88
  4. Step 4: Simplify right side
    792,279.09x = 513,895,742,241.74
  5. Step 5: Solve for x
    x = 513,895,742,241.74/792,279.09
  6. Step 6: Final answer
    x = 648,629.69

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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.