Finding the Fourth Proportional to 790,894.13, 1,186,543.49 and 229,928.63
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Solution
The fourth proportional to 790,894.13, 1,186,543.49 and 229,928.63 is: 344,951.75
Step by Step Solution
- Step 1: Write the proportion equation
790,894.13 : 1,186,543.49 = 229,928.63 : x - Step 2: Convert to fraction form
790,894.13/1,186,543.49 = 229,928.63/x - Step 3: Cross multiply
790,894.13x = 1,186,543.49 × 229,928.63 - Step 4: Simplify right side
790,894.13x = 272,820,312,008.76 - Step 5: Solve for x
x = 272,820,312,008.76/790,894.13 - Step 6: Final answer
x = 344,951.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.