Finding the Fourth Proportional to 493,456.08, 680,617.26 and 340,552.20
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Solution
The fourth proportional to 493,456.08, 680,617.26 and 340,552.20 is: 469,719.02
Step by Step Solution
- Step 1: Write the proportion equation
493,456.08 : 680,617.26 = 340,552.20 : x - Step 2: Convert to fraction form
493,456.08/680,617.26 = 340,552.20/x - Step 3: Cross multiply
493,456.08x = 680,617.26 × 340,552.20 - Step 4: Simplify right side
493,456.08x = 231,785,705,250.97 - Step 5: Solve for x
x = 231,785,705,250.97/493,456.08 - Step 6: Final answer
x = 469,719.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.