Finding the Fourth Proportional to 319,530.08, 478,838.39 and 234,624.06
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Solution
The fourth proportional to 319,530.08, 478,838.39 and 234,624.06 is: 351,600.72
Step by Step Solution
- Step 1: Write the proportion equation
319,530.08 : 478,838.39 = 234,624.06 : x - Step 2: Convert to fraction form
319,530.08/478,838.39 = 234,624.06/x - Step 3: Cross multiply
319,530.08x = 478,838.39 × 234,624.06 - Step 4: Simplify right side
319,530.08x = 112,347,005,972.54 - Step 5: Solve for x
x = 112,347,005,972.54/319,530.08 - Step 6: Final answer
x = 351,600.72
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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.