Finding the Fourth Proportional to 568,872.39, 785,037.11 and 310,746.18
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Solution
The fourth proportional to 568,872.39, 785,037.11 and 310,746.18 is: 428,826.02
Step by Step Solution
- Step 1: Write the proportion equation
568,872.39 : 785,037.11 = 310,746.18 : x - Step 2: Convert to fraction form
568,872.39/785,037.11 = 310,746.18/x - Step 3: Cross multiply
568,872.39x = 785,037.11 × 310,746.18 - Step 4: Simplify right side
568,872.39x = 243,947,281,537.01 - Step 5: Solve for x
x = 243,947,281,537.01/568,872.39 - Step 6: Final answer
x = 428,826.02
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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.