Finding the Fourth Proportional to 369,036.58, 509,296.41 and 205,703.62
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Solution
The fourth proportional to 369,036.58, 509,296.41 and 205,703.62 is: 283,885.45
Step by Step Solution
- Step 1: Write the proportion equation
369,036.58 : 509,296.41 = 205,703.62 : x - Step 2: Convert to fraction form
369,036.58/509,296.41 = 205,703.62/x - Step 3: Cross multiply
369,036.58x = 509,296.41 × 205,703.62 - Step 4: Simplify right side
369,036.58x = 104,764,115,190.00 - Step 5: Solve for x
x = 104,764,115,190.00/369,036.58 - Step 6: Final answer
x = 283,885.45
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1.5x scale
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.