Finding the Fourth Proportional to 658,095.99, 986,947.80 and 279,010.63
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Solution
The fourth proportional to 658,095.99, 986,947.80 and 279,010.63 is: 418,432.77
Step by Step Solution
- Step 1: Write the proportion equation
658,095.99 : 986,947.80 = 279,010.63 : x - Step 2: Convert to fraction form
658,095.99/986,947.80 = 279,010.63/x - Step 3: Cross multiply
658,095.99x = 986,947.80 × 279,010.63 - Step 4: Simplify right side
658,095.99x = 275,368,927,455.11 - Step 5: Solve for x
x = 275,368,927,455.11/658,095.99 - Step 6: Final answer
x = 418,432.77
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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.