Finding the Fourth Proportional to 558,278.44, 837,291.84 and 158,910.34
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Solution
The fourth proportional to 558,278.44, 837,291.84 and 158,910.34 is: 238,329.70
Step by Step Solution
- Step 1: Write the proportion equation
558,278.44 : 837,291.84 = 158,910.34 : x - Step 2: Convert to fraction form
558,278.44/837,291.84 = 158,910.34/x - Step 3: Cross multiply
558,278.44x = 837,291.84 × 158,910.34 - Step 4: Simplify right side
558,278.44x = 133,054,330,973.63 - Step 5: Solve for x
x = 133,054,330,973.63/558,278.44 - Step 6: Final answer
x = 238,329.70
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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.