Home / 452,026.50-678,017.70-167,772.36

Finding the Fourth Proportional to 452,026.50, 678,017.70 and 167,772.36

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Solution

The fourth proportional to 452,026.50, 678,017.70 and 167,772.36 is: 251,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,026.50 : 678,017.70 = 167,772.36 : x
  2. Step 2: Convert to fraction form
    452,026.50/678,017.70 = 167,772.36/x
  3. Step 3: Cross multiply
    452,026.50x = 678,017.70 × 167,772.36
  4. Step 4: Simplify right side
    452,026.50x = 113,752,629,650.77
  5. Step 5: Solve for x
    x = 113,752,629,650.77/452,026.50
  6. Step 6: Final answer
    x = 251,650.36

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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.