Finding the Fourth Proportional to 998,037.40, 1,377,373.26 and 568,452.28
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Solution
The fourth proportional to 998,037.40, 1,377,373.26 and 568,452.28 is: 784,510.65
Step by Step Solution
- Step 1: Write the proportion equation
998,037.40 : 1,377,373.26 = 568,452.28 : x - Step 2: Convert to fraction form
998,037.40/1,377,373.26 = 568,452.28/x - Step 3: Cross multiply
998,037.40x = 1,377,373.26 × 568,452.28 - Step 4: Simplify right side
998,037.40x = 782,970,970,058.03 - Step 5: Solve for x
x = 782,970,970,058.03/998,037.40 - Step 6: Final answer
x = 784,510.65
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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.