Home / 672,015.40-1,008,023.10-603,586.60

Finding the Fourth Proportional to 672,015.40, 1,008,023.10 and 603,586.60

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Solution

The fourth proportional to 672,015.40, 1,008,023.10 and 603,586.60 is: 905,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,015.40 : 1,008,023.10 = 603,586.60 : x
  2. Step 2: Convert to fraction form
    672,015.40/1,008,023.10 = 603,586.60/x
  3. Step 3: Cross multiply
    672,015.40x = 1,008,023.10 × 603,586.60
  4. Step 4: Simplify right side
    672,015.40x = 608,429,235,650.46
  5. Step 5: Solve for x
    x = 608,429,235,650.46/672,015.40
  6. Step 6: Final answer
    x = 905,379.90

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Similar ratio
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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.