Home / 977,808.31-1,466,846.42-303,763.97

Finding the Fourth Proportional to 977,808.31, 1,466,846.42 and 303,763.97

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Solution

The fourth proportional to 977,808.31, 1,466,846.42 and 303,763.97 is: 455,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,808.31 : 1,466,846.42 = 303,763.97 : x
  2. Step 2: Convert to fraction form
    977,808.31/1,466,846.42 = 303,763.97/x
  3. Step 3: Cross multiply
    977,808.31x = 1,466,846.42 × 303,763.97
  4. Step 4: Simplify right side
    977,808.31x = 445,575,094,067.78
  5. Step 5: Solve for x
    x = 445,575,094,067.78/977,808.31
  6. Step 6: Final answer
    x = 455,687.57

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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.