Finding the Fourth Proportional to 532,328.05, 734,623.83 and 290,620.81
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Solution
The fourth proportional to 532,328.05, 734,623.83 and 290,620.81 is: 401,062.79
Step by Step Solution
- Step 1: Write the proportion equation
532,328.05 : 734,623.83 = 290,620.81 : x - Step 2: Convert to fraction form
532,328.05/734,623.83 = 290,620.81/x - Step 3: Cross multiply
532,328.05x = 734,623.83 × 290,620.81 - Step 4: Simplify right side
532,328.05x = 213,496,972,519.90 - Step 5: Solve for x
x = 213,496,972,519.90/532,328.05 - Step 6: Final answer
x = 401,062.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.