Finding the Fourth Proportional to 357,602.11, 493,496.15 and 194,261.67
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Solution
The fourth proportional to 357,602.11, 493,496.15 and 194,261.67 is: 268,083.95
Step by Step Solution
- Step 1: Write the proportion equation
357,602.11 : 493,496.15 = 194,261.67 : x - Step 2: Convert to fraction form
357,602.11/493,496.15 = 194,261.67/x - Step 3: Cross multiply
357,602.11x = 493,496.15 × 194,261.67 - Step 4: Simplify right side
357,602.11x = 95,867,385,266.26 - Step 5: Solve for x
x = 95,867,385,266.26/357,602.11 - Step 6: Final answer
x = 268,083.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.