Finding the Fourth Proportional to 374,867.06, 517,303.67 and 213,773.96
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Solution
The fourth proportional to 374,867.06, 517,303.67 and 213,773.96 is: 295,000.72
Step by Step Solution
- Step 1: Write the proportion equation
374,867.06 : 517,303.67 = 213,773.96 : x - Step 2: Convert to fraction form
374,867.06/517,303.67 = 213,773.96/x - Step 3: Cross multiply
374,867.06x = 517,303.67 × 213,773.96 - Step 4: Simplify right side
374,867.06x = 110,586,054,058.43 - Step 5: Solve for x
x = 110,586,054,058.43/374,867.06 - Step 6: Final answer
x = 295,000.72
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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.