Finding the Fourth Proportional to 354,234.06, 488,848.12 and 193,089.14
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Solution
The fourth proportional to 354,234.06, 488,848.12 and 193,089.14 is: 266,465.80
Step by Step Solution
- Step 1: Write the proportion equation
354,234.06 : 488,848.12 = 193,089.14 : x - Step 2: Convert to fraction form
354,234.06/488,848.12 = 193,089.14/x - Step 3: Cross multiply
354,234.06x = 488,848.12 × 193,089.14 - Step 4: Simplify right side
354,234.06x = 94,391,260,637.18 - Step 5: Solve for x
x = 94,391,260,637.18/354,234.06 - Step 6: Final answer
x = 266,465.80
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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.