Finding the Fourth Proportional to 564,816.70, 847,252.25 and 185,729.05
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Solution
The fourth proportional to 564,816.70, 847,252.25 and 185,729.05 is: 278,602.52
Step by Step Solution
- Step 1: Write the proportion equation
564,816.70 : 847,252.25 = 185,729.05 : x - Step 2: Convert to fraction form
564,816.70/847,252.25 = 185,729.05/x - Step 3: Cross multiply
564,816.70x = 847,252.25 × 185,729.05 - Step 4: Simplify right side
564,816.70x = 157,359,357,374.49 - Step 5: Solve for x
x = 157,359,357,374.49/564,816.70 - Step 6: Final answer
x = 278,602.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.