Finding the Fourth Proportional to 618,801.03, 928,202.36 and 169,525.85
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Solution
The fourth proportional to 618,801.03, 928,202.36 and 169,525.85 is: 254,288.99
Step by Step Solution
- Step 1: Write the proportion equation
618,801.03 : 928,202.36 = 169,525.85 : x - Step 2: Convert to fraction form
618,801.03/928,202.36 = 169,525.85/x - Step 3: Cross multiply
618,801.03x = 928,202.36 × 169,525.85 - Step 4: Simplify right side
618,801.03x = 157,354,288,562.37 - Step 5: Solve for x
x = 157,354,288,562.37/618,801.03 - Step 6: Final answer
x = 254,288.99
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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.