Home / 759,267.22-1,139,321.22-454,913.45

Finding the Fourth Proportional to 759,267.22, 1,139,321.22 and 454,913.45

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Solution

The fourth proportional to 759,267.22, 1,139,321.22 and 454,913.45 is: 682,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,267.22 : 1,139,321.22 = 454,913.45 : x
  2. Step 2: Convert to fraction form
    759,267.22/1,139,321.22 = 454,913.45/x
  3. Step 3: Cross multiply
    759,267.22x = 1,139,321.22 × 454,913.45
  4. Step 4: Simplify right side
    759,267.22x = 518,292,546,848.41
  5. Step 5: Solve for x
    x = 518,292,546,848.41/759,267.22
  6. Step 6: Final answer
    x = 682,622.05

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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.