Finding the Fourth Proportional to 453,965.08, 626,458.99 and 260,405.09
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Solution
The fourth proportional to 453,965.08, 626,458.99 and 260,405.09 is: 359,351.67
Step by Step Solution
- Step 1: Write the proportion equation
453,965.08 : 626,458.99 = 260,405.09 : x - Step 2: Convert to fraction form
453,965.08/626,458.99 = 260,405.09/x - Step 3: Cross multiply
453,965.08x = 626,458.99 × 260,405.09 - Step 4: Simplify right side
453,965.08x = 163,133,109,672.26 - Step 5: Solve for x
x = 163,133,109,672.26/453,965.08 - Step 6: Final answer
x = 359,351.67
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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.