Home / 479,977.36-662,371.01-262,189.05

Finding the Fourth Proportional to 479,977.36, 662,371.01 and 262,189.05

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Solution

The fourth proportional to 479,977.36, 662,371.01 and 262,189.05 is: 361,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,977.36 : 662,371.01 = 262,189.05 : x
  2. Step 2: Convert to fraction form
    479,977.36/662,371.01 = 262,189.05/x
  3. Step 3: Cross multiply
    479,977.36x = 662,371.01 × 262,189.05
  4. Step 4: Simplify right side
    479,977.36x = 173,666,427,523.99
  5. Step 5: Solve for x
    x = 173,666,427,523.99/479,977.36
  6. Step 6: Final answer
    x = 361,822.13

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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.