Finding the Fourth Proportional to 564,190.44, 778,378.46 and 370,702.36
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Solution
The fourth proportional to 564,190.44, 778,378.46 and 370,702.36 is: 511,434.99
Step by Step Solution
- Step 1: Write the proportion equation
564,190.44 : 778,378.46 = 370,702.36 : x - Step 2: Convert to fraction form
564,190.44/778,378.46 = 370,702.36/x - Step 3: Cross multiply
564,190.44x = 778,378.46 × 370,702.36 - Step 4: Simplify right side
564,190.44x = 288,546,732,095.17 - Step 5: Solve for x
x = 288,546,732,095.17/564,190.44 - Step 6: Final answer
x = 511,434.99
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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.