Finding the Fourth Proportional to 398,330.91, 597,672.96 and 208,746.19
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Solution
The fourth proportional to 398,330.91, 597,672.96 and 208,746.19 is: 313,211.82
Step by Step Solution
- Step 1: Write the proportion equation
398,330.91 : 597,672.96 = 208,746.19 : x - Step 2: Convert to fraction form
398,330.91/597,672.96 = 208,746.19/x - Step 3: Cross multiply
398,330.91x = 597,672.96 × 208,746.19 - Step 4: Simplify right side
398,330.91x = 124,761,949,233.93 - Step 5: Solve for x
x = 124,761,949,233.93/398,330.91 - Step 6: Final answer
x = 313,211.82
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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.