Finding the Fourth Proportional to 999,247.16, 1,378,994.02 and 546,538.12
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Solution
The fourth proportional to 999,247.16, 1,378,994.02 and 546,538.12 is: 754,240.62
Step by Step Solution
- Step 1: Write the proportion equation
999,247.16 : 1,378,994.02 = 546,538.12 : x - Step 2: Convert to fraction form
999,247.16/1,378,994.02 = 546,538.12/x - Step 3: Cross multiply
999,247.16x = 1,378,994.02 × 546,538.12 - Step 4: Simplify right side
999,247.16x = 753,672,799,182.04 - Step 5: Solve for x
x = 753,672,799,182.04/999,247.16 - Step 6: Final answer
x = 754,240.62
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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.