Finding the Fourth Proportional to 495,276.92, 742,611.77 and 210,805.48
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Solution
The fourth proportional to 495,276.92, 742,611.77 and 210,805.48 is: 316,078.99
Step by Step Solution
- Step 1: Write the proportion equation
495,276.92 : 742,611.77 = 210,805.48 : x - Step 2: Convert to fraction form
495,276.92/742,611.77 = 210,805.48/x - Step 3: Cross multiply
495,276.92x = 742,611.77 × 210,805.48 - Step 4: Simplify right side
495,276.92x = 156,546,630,700.37 - Step 5: Solve for x
x = 156,546,630,700.37/495,276.92 - Step 6: Final answer
x = 316,078.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.