Finding the Fourth Proportional to 493,696.13, 740,544.20 and 119,719.13
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Solution
The fourth proportional to 493,696.13, 740,544.20 and 119,719.13 is: 179,578.70
Step by Step Solution
- Step 1: Write the proportion equation
493,696.13 : 740,544.20 = 119,719.13 : x - Step 2: Convert to fraction form
493,696.13/740,544.20 = 119,719.13/x - Step 3: Cross multiply
493,696.13x = 740,544.20 × 119,719.13 - Step 4: Simplify right side
493,696.13x = 88,657,307,350.55 - Step 5: Solve for x
x = 88,657,307,350.55/493,696.13 - Step 6: Final answer
x = 179,578.70
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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.