Finding the Fourth Proportional to 574,794.18, 793,277.84 and 316,697.07
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Solution
The fourth proportional to 574,794.18, 793,277.84 and 316,697.07 is: 437,076.05
Step by Step Solution
- Step 1: Write the proportion equation
574,794.18 : 793,277.84 = 316,697.07 : x - Step 2: Convert to fraction form
574,794.18/793,277.84 = 316,697.07/x - Step 3: Cross multiply
574,794.18x = 793,277.84 × 316,697.07 - Step 4: Simplify right side
574,794.18x = 251,228,767,623.93 - Step 5: Solve for x
x = 251,228,767,623.93/574,794.18 - Step 6: Final answer
x = 437,076.05
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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.