Finding the Fourth Proportional to 584,663.84, 806,859.12 and 330,023.84
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Solution
The fourth proportional to 584,663.84, 806,859.12 and 330,023.84 is: 455,445.89
Step by Step Solution
- Step 1: Write the proportion equation
584,663.84 : 806,859.12 = 330,023.84 : x - Step 2: Convert to fraction form
584,663.84/806,859.12 = 330,023.84/x - Step 3: Cross multiply
584,663.84x = 806,859.12 × 330,023.84 - Step 4: Simplify right side
584,663.84x = 266,282,745,121.42 - Step 5: Solve for x
x = 266,282,745,121.42/584,663.84 - Step 6: Final answer
x = 455,445.89
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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.