Home / 851,064.60-1,274,847.30-585,125.40

Finding the Fourth Proportional to 851,064.60, 1,274,847.30 and 585,125.40

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Solution

The fourth proportional to 851,064.60, 1,274,847.30 and 585,125.40 is: 876,485.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,064.60 : 1,274,847.30 = 585,125.40 : x
  2. Step 2: Convert to fraction form
    851,064.60/1,274,847.30 = 585,125.40/x
  3. Step 3: Cross multiply
    851,064.60x = 1,274,847.30 × 585,125.40
  4. Step 4: Simplify right side
    851,064.60x = 745,945,536,351.42
  5. Step 5: Solve for x
    x = 745,945,536,351.42/851,064.60
  6. Step 6: Final answer
    x = 876,485.21

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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.