Home / 679,180.48-1,018,805.60-173,745.83

Finding the Fourth Proportional to 679,180.48, 1,018,805.60 and 173,745.83

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Solution

The fourth proportional to 679,180.48, 1,018,805.60 and 173,745.83 is: 260,627.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,180.48 : 1,018,805.60 = 173,745.83 : x
  2. Step 2: Convert to fraction form
    679,180.48/1,018,805.60 = 173,745.83/x
  3. Step 3: Cross multiply
    679,180.48x = 1,018,805.60 × 173,745.83
  4. Step 4: Simplify right side
    679,180.48x = 177,013,227,562.03
  5. Step 5: Solve for x
    x = 177,013,227,562.03/679,180.48
  6. Step 6: Final answer
    x = 260,627.67

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1.5x scale

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.