Finding the Fourth Proportional to 486,292.32, 729,496.62 and 149,288.76
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Solution
The fourth proportional to 486,292.32, 729,496.62 and 149,288.76 is: 223,950.99
Step by Step Solution
- Step 1: Write the proportion equation
486,292.32 : 729,496.62 = 149,288.76 : x - Step 2: Convert to fraction form
486,292.32/729,496.62 = 149,288.76/x - Step 3: Cross multiply
486,292.32x = 729,496.62 × 149,288.76 - Step 4: Simplify right side
486,292.32x = 108,905,645,823.99 - Step 5: Solve for x
x = 108,905,645,823.99/486,292.32 - Step 6: Final answer
x = 223,950.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.