Finding the Fourth Proportional to 999,246.16, 1,378,992.64 and 546,537.12
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Solution
The fourth proportional to 999,246.16, 1,378,992.64 and 546,537.12 is: 754,239.24
Step by Step Solution
- Step 1: Write the proportion equation
999,246.16 : 1,378,992.64 = 546,537.12 : x - Step 2: Convert to fraction form
999,246.16/1,378,992.64 = 546,537.12/x - Step 3: Cross multiply
999,246.16x = 1,378,992.64 × 546,537.12 - Step 4: Simplify right side
999,246.16x = 753,670,665,966.80 - Step 5: Solve for x
x = 753,670,665,966.80/999,246.16 - Step 6: Final answer
x = 754,239.24
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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.