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Finding the Fourth Proportional to 714,676.22, 1,070,612.84 and 414,526.22

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Solution

The fourth proportional to 714,676.22, 1,070,612.84 and 414,526.22 is: 620,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,676.22 : 1,070,612.84 = 414,526.22 : x
  2. Step 2: Convert to fraction form
    714,676.22/1,070,612.84 = 414,526.22/x
  3. Step 3: Cross multiply
    714,676.22x = 1,070,612.84 × 414,526.22
  4. Step 4: Simplify right side
    714,676.22x = 443,797,089,331.92
  5. Step 5: Solve for x
    x = 443,797,089,331.92/714,676.22
  6. Step 6: Final answer
    x = 620,976.44

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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.