Finding the Fourth Proportional to 283,006.08, 390,548.34 and 169,828.92
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Solution
The fourth proportional to 283,006.08, 390,548.34 and 169,828.92 is: 234,363.88
Step by Step Solution
- Step 1: Write the proportion equation
283,006.08 : 390,548.34 = 169,828.92 : x - Step 2: Convert to fraction form
283,006.08/390,548.34 = 169,828.92/x - Step 3: Cross multiply
283,006.08x = 390,548.34 × 169,828.92 - Step 4: Simplify right side
283,006.08x = 66,326,402,789.99 - Step 5: Solve for x
x = 66,326,402,789.99/283,006.08 - Step 6: Final answer
x = 234,363.88
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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.