Home / 831,765.30-1,246,779.62-603,509.46

Finding the Fourth Proportional to 831,765.30, 1,246,779.62 and 603,509.46

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Solution

The fourth proportional to 831,765.30, 1,246,779.62 and 603,509.46 is: 904,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,765.30 : 1,246,779.62 = 603,509.46 : x
  2. Step 2: Convert to fraction form
    831,765.30/1,246,779.62 = 603,509.46/x
  3. Step 3: Cross multiply
    831,765.30x = 1,246,779.62 × 603,509.46
  4. Step 4: Simplify right side
    831,765.30x = 752,443,295,205.21
  5. Step 5: Solve for x
    x = 752,443,295,205.21/831,765.30
  6. Step 6: Final answer
    x = 904,634.15

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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.