Home / 677,567.36-1,014,995.96-407,546.39

Finding the Fourth Proportional to 677,567.36, 1,014,995.96 and 407,546.39

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Solution

The fourth proportional to 677,567.36, 1,014,995.96 and 407,546.39 is: 610,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,567.36 : 1,014,995.96 = 407,546.39 : x
  2. Step 2: Convert to fraction form
    677,567.36/1,014,995.96 = 407,546.39/x
  3. Step 3: Cross multiply
    677,567.36x = 1,014,995.96 × 407,546.39
  4. Step 4: Simplify right side
    677,567.36x = 413,657,942,918.94
  5. Step 5: Solve for x
    x = 413,657,942,918.94/677,567.36
  6. Step 6: Final answer
    x = 610,504.53

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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.