Home / 977,936.04-1,466,619.48-378,763.56

Finding the Fourth Proportional to 977,936.04, 1,466,619.48 and 378,763.56

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Solution

The fourth proportional to 977,936.04, 1,466,619.48 and 378,763.56 is: 568,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,936.04 : 1,466,619.48 = 378,763.56 : x
  2. Step 2: Convert to fraction form
    977,936.04/1,466,619.48 = 378,763.56/x
  3. Step 3: Cross multiply
    977,936.04x = 1,466,619.48 × 378,763.56
  4. Step 4: Simplify right side
    977,936.04x = 555,502,015,410.15
  5. Step 5: Solve for x
    x = 555,502,015,410.15/977,936.04
  6. Step 6: Final answer
    x = 568,035.12

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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.