Finding the Fourth Proportional to 616,882.08, 851,252.58 and 341,228.28
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Solution
The fourth proportional to 616,882.08, 851,252.58 and 341,228.28 is: 470,870.31
Step by Step Solution
- Step 1: Write the proportion equation
616,882.08 : 851,252.58 = 341,228.28 : x - Step 2: Convert to fraction form
616,882.08/851,252.58 = 341,228.28/x - Step 3: Cross multiply
616,882.08x = 851,252.58 × 341,228.28 - Step 4: Simplify right side
616,882.08x = 290,471,453,718.96 - Step 5: Solve for x
x = 290,471,453,718.96/616,882.08 - Step 6: Final answer
x = 470,870.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.