Home / 668,880.52-1,003,317.07-163,444.30

Finding the Fourth Proportional to 668,880.52, 1,003,317.07 and 163,444.30

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Solution

The fourth proportional to 668,880.52, 1,003,317.07 and 163,444.30 is: 245,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,880.52 : 1,003,317.07 = 163,444.30 : x
  2. Step 2: Convert to fraction form
    668,880.52/1,003,317.07 = 163,444.30/x
  3. Step 3: Cross multiply
    668,880.52x = 1,003,317.07 × 163,444.30
  4. Step 4: Simplify right side
    668,880.52x = 163,986,456,184.20
  5. Step 5: Solve for x
    x = 163,986,456,184.20/668,880.52
  6. Step 6: Final answer
    x = 245,165.54

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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.