Finding the Fourth Proportional to 476,731.85, 715,097.10 and 121,746.11
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Solution
The fourth proportional to 476,731.85, 715,097.10 and 121,746.11 is: 182,618.99
Step by Step Solution
- Step 1: Write the proportion equation
476,731.85 : 715,097.10 = 121,746.11 : x - Step 2: Convert to fraction form
476,731.85/715,097.10 = 121,746.11/x - Step 3: Cross multiply
476,731.85x = 715,097.10 × 121,746.11 - Step 4: Simplify right side
476,731.85x = 87,060,290,197.28 - Step 5: Solve for x
x = 87,060,290,197.28/476,731.85 - Step 6: Final answer
x = 182,618.99
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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.