Home / 977,610.30-1,466,415.45-603,843.90

Finding the Fourth Proportional to 977,610.30, 1,466,415.45 and 603,843.90

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Solution

The fourth proportional to 977,610.30, 1,466,415.45 and 603,843.90 is: 905,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,610.30 : 1,466,415.45 = 603,843.90 : x
  2. Step 2: Convert to fraction form
    977,610.30/1,466,415.45 = 603,843.90/x
  3. Step 3: Cross multiply
    977,610.30x = 1,466,415.45 × 603,843.90
  4. Step 4: Simplify right side
    977,610.30x = 885,486,024,348.26
  5. Step 5: Solve for x
    x = 885,486,024,348.26/977,610.30
  6. Step 6: Final answer
    x = 905,765.85

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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.