Finding the Fourth Proportional to 925,285.44, 1,387,937.76 and 326,134.96
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Solution
The fourth proportional to 925,285.44, 1,387,937.76 and 326,134.96 is: 489,205.82
Step by Step Solution
- Step 1: Write the proportion equation
925,285.44 : 1,387,937.76 = 326,134.96 : x - Step 2: Convert to fraction form
925,285.44/1,387,937.76 = 326,134.96/x - Step 3: Cross multiply
925,285.44x = 1,387,937.76 × 326,134.96 - Step 4: Simplify right side
925,285.44x = 452,655,025,840.09 - Step 5: Solve for x
x = 452,655,025,840.09/925,285.44 - Step 6: Final answer
x = 489,205.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.