Finding the Fourth Proportional to 996,381.24, 1,374,646.86 and 767,008.68
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Solution
The fourth proportional to 996,381.24, 1,374,646.86 and 767,008.68 is: 1,058,195.43
Step by Step Solution
- Step 1: Write the proportion equation
996,381.24 : 1,374,646.86 = 767,008.68 : x - Step 2: Convert to fraction form
996,381.24/1,374,646.86 = 767,008.68/x - Step 3: Cross multiply
996,381.24x = 1,374,646.86 × 767,008.68 - Step 4: Simplify right side
996,381.24x = 1,054,366,073,554.75 - Step 5: Solve for x
x = 1,054,366,073,554.75/996,381.24 - Step 6: Final answer
x = 1,058,195.43
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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.