Finding the Fourth Proportional to 484,428.24, 668,132.28 and 314,717.04
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Solution
The fourth proportional to 484,428.24, 668,132.28 and 314,717.04 is: 434,063.49
Step by Step Solution
- Step 1: Write the proportion equation
484,428.24 : 668,132.28 = 314,717.04 : x - Step 2: Convert to fraction form
484,428.24/668,132.28 = 314,717.04/x - Step 3: Cross multiply
484,428.24x = 668,132.28 × 314,717.04 - Step 4: Simplify right side
484,428.24x = 210,272,613,490.05 - Step 5: Solve for x
x = 210,272,613,490.05/484,428.24 - Step 6: Final answer
x = 434,063.49
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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.