Finding the Fourth Proportional to 584,706.09, 806,894.46 and 316,434.09
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Solution
The fourth proportional to 584,706.09, 806,894.46 and 316,434.09 is: 436,679.08
Step by Step Solution
- Step 1: Write the proportion equation
584,706.09 : 806,894.46 = 316,434.09 : x - Step 2: Convert to fraction form
584,706.09/806,894.46 = 316,434.09/x - Step 3: Cross multiply
584,706.09x = 806,894.46 × 316,434.09 - Step 4: Simplify right side
584,706.09x = 255,328,917,202.00 - Step 5: Solve for x
x = 255,328,917,202.00/584,706.09 - Step 6: Final answer
x = 436,679.08
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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.