Home / 677,743.20-1,016,075.22-335,946.06

Finding the Fourth Proportional to 677,743.20, 1,016,075.22 and 335,946.06

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Solution

The fourth proportional to 677,743.20, 1,016,075.22 and 335,946.06 is: 503,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,743.20 : 1,016,075.22 = 335,946.06 : x
  2. Step 2: Convert to fraction form
    677,743.20/1,016,075.22 = 335,946.06/x
  3. Step 3: Cross multiply
    677,743.20x = 1,016,075.22 × 335,946.06
  4. Step 4: Simplify right side
    677,743.20x = 341,346,466,822.63
  5. Step 5: Solve for x
    x = 341,346,466,822.63/677,743.20
  6. Step 6: Final answer
    x = 503,651.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.