Finding the Fourth Proportional to 608,296.80, 912,497.10 and 159,016.95
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Solution
The fourth proportional to 608,296.80, 912,497.10 and 159,016.95 is: 238,538.99
Step by Step Solution
- Step 1: Write the proportion equation
608,296.80 : 912,497.10 = 159,016.95 : x - Step 2: Convert to fraction form
608,296.80/912,497.10 = 159,016.95/x - Step 3: Cross multiply
608,296.80x = 912,497.10 × 159,016.95 - Step 4: Simplify right side
608,296.80x = 145,102,500,368.28 - Step 5: Solve for x
x = 145,102,500,368.28/608,296.80 - Step 6: Final answer
x = 238,538.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.