Finding the Fourth Proportional to 859,034.08, 1,288,549.92 and 360,398.08
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Solution
The fourth proportional to 859,034.08, 1,288,549.92 and 360,398.08 is: 540,596.62
Step by Step Solution
- Step 1: Write the proportion equation
859,034.08 : 1,288,549.92 = 360,398.08 : x - Step 2: Convert to fraction form
859,034.08/1,288,549.92 = 360,398.08/x - Step 3: Cross multiply
859,034.08x = 1,288,549.92 × 360,398.08 - Step 4: Simplify right side
859,034.08x = 464,390,917,152.15 - Step 5: Solve for x
x = 464,390,917,152.15/859,034.08 - Step 6: Final answer
x = 540,596.62
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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.