Home / 738,758.00-1,108,137.21-177,792.50

Finding the Fourth Proportional to 738,758.00, 1,108,137.21 and 177,792.50

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Solution

The fourth proportional to 738,758.00, 1,108,137.21 and 177,792.50 is: 266,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,758.00 : 1,108,137.21 = 177,792.50 : x
  2. Step 2: Convert to fraction form
    738,758.00/1,108,137.21 = 177,792.50/x
  3. Step 3: Cross multiply
    738,758.00x = 1,108,137.21 × 177,792.50
  4. Step 4: Simplify right side
    738,758.00x = 197,018,487,012.55
  5. Step 5: Solve for x
    x = 197,018,487,012.55/738,758.00
  6. Step 6: Final answer
    x = 266,688.80

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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.