Finding the Fourth Proportional to 584,781.64, 806,953.62 and 330,157.96
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Solution
The fourth proportional to 584,781.64, 806,953.62 and 330,157.96 is: 455,592.55
Step by Step Solution
- Step 1: Write the proportion equation
584,781.64 : 806,953.62 = 330,157.96 : x - Step 2: Convert to fraction form
584,781.64/806,953.62 = 330,157.96/x - Step 3: Cross multiply
584,781.64x = 806,953.62 × 330,157.96 - Step 4: Simplify right side
584,781.64x = 266,422,160,993.82 - Step 5: Solve for x
x = 266,422,160,993.82/584,781.64 - Step 6: Final answer
x = 455,592.55
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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.