Finding the Fourth Proportional to 299,573.13, 413,356.14 and 170,503.98
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Solution
The fourth proportional to 299,573.13, 413,356.14 and 170,503.98 is: 235,264.31
Step by Step Solution
- Step 1: Write the proportion equation
299,573.13 : 413,356.14 = 170,503.98 : x - Step 2: Convert to fraction form
299,573.13/413,356.14 = 170,503.98/x - Step 3: Cross multiply
299,573.13x = 413,356.14 × 170,503.98 - Step 4: Simplify right side
299,573.13x = 70,478,867,027.44 - Step 5: Solve for x
x = 70,478,867,027.44/299,573.13 - Step 6: Final answer
x = 235,264.31
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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.