Finding the Fourth Proportional to 513,690.53, 770,540.99 and 229,395.56
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Solution
The fourth proportional to 513,690.53, 770,540.99 and 229,395.56 is: 344,095.65
Step by Step Solution
- Step 1: Write the proportion equation
513,690.53 : 770,540.99 = 229,395.56 : x - Step 2: Convert to fraction form
513,690.53/770,540.99 = 229,395.56/x - Step 3: Cross multiply
513,690.53x = 770,540.99 × 229,395.56 - Step 4: Simplify right side
513,690.53x = 176,758,676,904.32 - Step 5: Solve for x
x = 176,758,676,904.32/513,690.53 - Step 6: Final answer
x = 344,095.65
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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.