Home / 792,839.80-1,093,911.78-470,621.80

Finding the Fourth Proportional to 792,839.80, 1,093,911.78 and 470,621.80

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Solution

The fourth proportional to 792,839.80, 1,093,911.78 and 470,621.80 is: 649,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,839.80 : 1,093,911.78 = 470,621.80 : x
  2. Step 2: Convert to fraction form
    792,839.80/1,093,911.78 = 470,621.80/x
  3. Step 3: Cross multiply
    792,839.80x = 1,093,911.78 × 470,621.80
  4. Step 4: Simplify right side
    792,839.80x = 514,818,730,944.80
  5. Step 5: Solve for x
    x = 514,818,730,944.80/792,839.80
  6. Step 6: Final answer
    x = 649,335.13

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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.