Home / 1,098,849.80-1,648,460.80-378,996.06

Finding the Fourth Proportional to 1,098,849.80, 1,648,460.80 and 378,996.06

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Solution

The fourth proportional to 1,098,849.80, 1,648,460.80 and 378,996.06 is: 568,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,849.80 : 1,648,460.80 = 378,996.06 : x
  2. Step 2: Convert to fraction form
    1,098,849.80/1,648,460.80 = 378,996.06/x
  3. Step 3: Cross multiply
    1,098,849.80x = 1,648,460.80 × 378,996.06
  4. Step 4: Simplify right side
    1,098,849.80x = 624,760,148,264.45
  5. Step 5: Solve for x
    x = 624,760,148,264.45/1,098,849.80
  6. Step 6: Final answer
    x = 568,558.28

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1.5x scale

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.