Finding the Fourth Proportional to 997,183.88, 1,376,117.40 and 544,474.88
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Solution
The fourth proportional to 997,183.88, 1,376,117.40 and 544,474.88 is: 751,377.32
Step by Step Solution
- Step 1: Write the proportion equation
997,183.88 : 1,376,117.40 = 544,474.88 : x - Step 2: Convert to fraction form
997,183.88/1,376,117.40 = 544,474.88/x - Step 3: Cross multiply
997,183.88x = 1,376,117.40 × 544,474.88 - Step 4: Simplify right side
997,183.88x = 749,261,356,230.91 - Step 5: Solve for x
x = 749,261,356,230.91/997,183.88 - Step 6: Final answer
x = 751,377.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.