Finding the Fourth Proportional to 353,497.60, 487,822.58 and 192,349.87
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Solution
The fourth proportional to 353,497.60, 487,822.58 and 192,349.87 is: 265,440.59
Step by Step Solution
- Step 1: Write the proportion equation
353,497.60 : 487,822.58 = 192,349.87 : x - Step 2: Convert to fraction form
353,497.60/487,822.58 = 192,349.87/x - Step 3: Cross multiply
353,497.60x = 487,822.58 × 192,349.87 - Step 4: Simplify right side
353,497.60x = 93,832,608,884.32 - Step 5: Solve for x
x = 93,832,608,884.32/353,497.60 - Step 6: Final answer
x = 265,440.59
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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.