Finding the Fourth Proportional to 651,930.84, 976,379.94 and 633,992.76
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Solution
The fourth proportional to 651,930.84, 976,379.94 and 633,992.76 is: 949,514.54
Step by Step Solution
- Step 1: Write the proportion equation
651,930.84 : 976,379.94 = 633,992.76 : x - Step 2: Convert to fraction form
651,930.84/976,379.94 = 633,992.76/x - Step 3: Cross multiply
651,930.84x = 976,379.94 × 633,992.76 - Step 4: Simplify right side
651,930.84x = 619,017,812,969.23 - Step 5: Solve for x
x = 619,017,812,969.23/651,930.84 - Step 6: Final answer
x = 949,514.54
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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.