Home / 668,044.90-1,002,052.76-162,608.55

Finding the Fourth Proportional to 668,044.90, 1,002,052.76 and 162,608.55

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Solution

The fourth proportional to 668,044.90, 1,002,052.76 and 162,608.55 is: 243,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,044.90 : 1,002,052.76 = 162,608.55 : x
  2. Step 2: Convert to fraction form
    668,044.90/1,002,052.76 = 162,608.55/x
  3. Step 3: Cross multiply
    668,044.90x = 1,002,052.76 × 162,608.55
  4. Step 4: Simplify right side
    668,044.90x = 162,942,341,756.36
  5. Step 5: Solve for x
    x = 162,942,341,756.36/668,044.90
  6. Step 6: Final answer
    x = 243,909.27

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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.