Finding the Fourth Proportional to 377,477.24, 520,902.86 and 205,395.88
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Solution
The fourth proportional to 377,477.24, 520,902.86 and 205,395.88 is: 283,437.75
Step by Step Solution
- Step 1: Write the proportion equation
377,477.24 : 520,902.86 = 205,395.88 : x - Step 2: Convert to fraction form
377,477.24/520,902.86 = 205,395.88/x - Step 3: Cross multiply
377,477.24x = 520,902.86 × 205,395.88 - Step 4: Simplify right side
377,477.24x = 106,991,301,324.22 - Step 5: Solve for x
x = 106,991,301,324.22/377,477.24 - Step 6: Final answer
x = 283,437.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.