Finding the Fourth Proportional to 292,557.13, 438,126.29 and 202,346.66
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Solution
The fourth proportional to 292,557.13, 438,126.29 and 202,346.66 is: 303,029.34
Step by Step Solution
- Step 1: Write the proportion equation
292,557.13 : 438,126.29 = 202,346.66 : x - Step 2: Convert to fraction form
292,557.13/438,126.29 = 202,346.66/x - Step 3: Cross multiply
292,557.13x = 438,126.29 × 202,346.66 - Step 4: Simplify right side
292,557.13x = 88,653,392,282.07 - Step 5: Solve for x
x = 88,653,392,282.07/292,557.13 - Step 6: Final answer
x = 303,029.34
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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.