Home / 668,776.01-1,003,179.41-163,341.18

Finding the Fourth Proportional to 668,776.01, 1,003,179.41 and 163,341.18

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Solution

The fourth proportional to 668,776.01, 1,003,179.41 and 163,341.18 is: 245,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,776.01 : 1,003,179.41 = 163,341.18 : x
  2. Step 2: Convert to fraction form
    668,776.01/1,003,179.41 = 163,341.18/x
  3. Step 3: Cross multiply
    668,776.01x = 1,003,179.41 × 163,341.18
  4. Step 4: Simplify right side
    668,776.01x = 163,860,507,764.40
  5. Step 5: Solve for x
    x = 163,860,507,764.40/668,776.01
  6. Step 6: Final answer
    x = 245,015.53

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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.