Finding the Fourth Proportional to 999,167.99, 1,378,768.52 and 563,561.33
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Solution
The fourth proportional to 999,167.99, 1,378,768.52 and 563,561.33 is: 777,667.64
Step by Step Solution
- Step 1: Write the proportion equation
999,167.99 : 1,378,768.52 = 563,561.33 : x - Step 2: Convert to fraction form
999,167.99/1,378,768.52 = 563,561.33/x - Step 3: Cross multiply
999,167.99x = 1,378,768.52 × 563,561.33 - Step 4: Simplify right side
999,167.99x = 777,020,611,181.68 - Step 5: Solve for x
x = 777,020,611,181.68/999,167.99 - Step 6: Final answer
x = 777,667.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.