Home / 668,671.89-1,003,004.34-163,235.53

Finding the Fourth Proportional to 668,671.89, 1,003,004.34 and 163,235.53

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Solution

The fourth proportional to 668,671.89, 1,003,004.34 and 163,235.53 is: 244,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,671.89 : 1,003,004.34 = 163,235.53 : x
  2. Step 2: Convert to fraction form
    668,671.89/1,003,004.34 = 163,235.53/x
  3. Step 3: Cross multiply
    668,671.89x = 1,003,004.34 × 163,235.53
  4. Step 4: Simplify right side
    668,671.89x = 163,725,945,032.20
  5. Step 5: Solve for x
    x = 163,725,945,032.20/668,671.89
  6. Step 6: Final answer
    x = 244,852.44

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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.