Home / 377,005.36-520,271.09-204,923.22

Finding the Fourth Proportional to 377,005.36, 520,271.09 and 204,923.22

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Solution

The fourth proportional to 377,005.36, 520,271.09 and 204,923.22 is: 282,796.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,005.36 : 520,271.09 = 204,923.22 : x
  2. Step 2: Convert to fraction form
    377,005.36/520,271.09 = 204,923.22/x
  3. Step 3: Cross multiply
    377,005.36x = 520,271.09 × 204,923.22
  4. Step 4: Simplify right side
    377,005.36x = 106,615,623,922.05
  5. Step 5: Solve for x
    x = 106,615,623,922.05/377,005.36
  6. Step 6: Final answer
    x = 282,796.05

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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.