Home / 464,742.20-697,113.30-414,003.80

Finding the Fourth Proportional to 464,742.20, 697,113.30 and 414,003.80

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Solution

The fourth proportional to 464,742.20, 697,113.30 and 414,003.80 is: 621,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,742.20 : 697,113.30 = 414,003.80 : x
  2. Step 2: Convert to fraction form
    464,742.20/697,113.30 = 414,003.80/x
  3. Step 3: Cross multiply
    464,742.20x = 697,113.30 × 414,003.80
  4. Step 4: Simplify right side
    464,742.20x = 288,607,555,230.54
  5. Step 5: Solve for x
    x = 288,607,555,230.54/464,742.20
  6. Step 6: Final answer
    x = 621,005.70

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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.