Finding the Fourth Proportional to 523,632.08, 786,630.49 and 310,539.76
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Solution
The fourth proportional to 523,632.08, 786,630.49 and 310,539.76 is: 466,510.84
Step by Step Solution
- Step 1: Write the proportion equation
523,632.08 : 786,630.49 = 310,539.76 : x - Step 2: Convert to fraction form
523,632.08/786,630.49 = 310,539.76/x - Step 3: Cross multiply
523,632.08x = 786,630.49 × 310,539.76 - Step 4: Simplify right side
523,632.08x = 244,280,043,573.28 - Step 5: Solve for x
x = 244,280,043,573.28/523,632.08 - Step 6: Final answer
x = 466,510.84
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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.