Finding the Fourth Proportional to 418,932.24, 625,552.26 and 407,581.44
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Solution
The fourth proportional to 418,932.24, 625,552.26 and 407,581.44 is: 608,603.17
Step by Step Solution
- Step 1: Write the proportion equation
418,932.24 : 625,552.26 = 407,581.44 : x - Step 2: Convert to fraction form
418,932.24/625,552.26 = 407,581.44/x - Step 3: Cross multiply
418,932.24x = 625,552.26 × 407,581.44 - Step 4: Simplify right side
418,932.24x = 254,963,490,926.05 - Step 5: Solve for x
x = 254,963,490,926.05/418,932.24 - Step 6: Final answer
x = 608,603.17
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.