Finding the Fourth Proportional to 555,188.14, 832,657.68 and 255,380.80
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Solution
The fourth proportional to 555,188.14, 832,657.68 and 255,380.80 is: 383,013.92
Step by Step Solution
- Step 1: Write the proportion equation
555,188.14 : 832,657.68 = 255,380.80 : x - Step 2: Convert to fraction form
555,188.14/832,657.68 = 255,380.80/x - Step 3: Cross multiply
555,188.14x = 832,657.68 × 255,380.80 - Step 4: Simplify right side
555,188.14x = 212,644,784,444.54 - Step 5: Solve for x
x = 212,644,784,444.54/555,188.14 - Step 6: Final answer
x = 383,013.92
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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.