Finding the Fourth Proportional to 558,433.08, 837,638.80 and 159,076.44
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Solution
The fourth proportional to 558,433.08, 837,638.80 and 159,076.44 is: 238,611.58
Step by Step Solution
- Step 1: Write the proportion equation
558,433.08 : 837,638.80 = 159,076.44 : x - Step 2: Convert to fraction form
558,433.08/837,638.80 = 159,076.44/x - Step 3: Cross multiply
558,433.08x = 837,638.80 × 159,076.44 - Step 4: Simplify right side
558,433.08x = 133,248,598,309.87 - Step 5: Solve for x
x = 133,248,598,309.87/558,433.08 - Step 6: Final answer
x = 238,611.58
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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.