Finding the Fourth Proportional to 368,388.90, 552,650.16 and 152,247.99
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Solution
The fourth proportional to 368,388.90, 552,650.16 and 152,247.99 is: 228,399.60
Step by Step Solution
- Step 1: Write the proportion equation
368,388.90 : 552,650.16 = 152,247.99 : x - Step 2: Convert to fraction form
368,388.90/552,650.16 = 152,247.99/x - Step 3: Cross multiply
368,388.90x = 552,650.16 × 152,247.99 - Step 4: Simplify right side
368,388.90x = 84,139,876,033.18 - Step 5: Solve for x
x = 84,139,876,033.18/368,388.90 - Step 6: Final answer
x = 228,399.60
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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.