Home / 977,738.85-1,466,553.60-303,814.80

Finding the Fourth Proportional to 977,738.85, 1,466,553.60 and 303,814.80

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Solution

The fourth proportional to 977,738.85, 1,466,553.60 and 303,814.80 is: 455,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,738.85 : 1,466,553.60 = 303,814.80 : x
  2. Step 2: Convert to fraction form
    977,738.85/1,466,553.60 = 303,814.80/x
  3. Step 3: Cross multiply
    977,738.85x = 1,466,553.60 × 303,814.80
  4. Step 4: Simplify right side
    977,738.85x = 445,560,688,673.28
  5. Step 5: Solve for x
    x = 445,560,688,673.28/977,738.85
  6. Step 6: Final answer
    x = 455,705.21

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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.