Finding the Fourth Proportional to 803,557.08, 1,205,342.91 and 204,518.95
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Solution
The fourth proportional to 803,557.08, 1,205,342.91 and 204,518.95 is: 306,780.28
Step by Step Solution
- Step 1: Write the proportion equation
803,557.08 : 1,205,342.91 = 204,518.95 : x - Step 2: Convert to fraction form
803,557.08/1,205,342.91 = 204,518.95/x - Step 3: Cross multiply
803,557.08x = 1,205,342.91 × 204,518.95 - Step 4: Simplify right side
803,557.08x = 246,515,463,329.79 - Step 5: Solve for x
x = 246,515,463,329.79/803,557.08 - Step 6: Final answer
x = 306,780.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.