Finding the Fourth Proportional to 882,451.58, 1,217,378.71 and 519,701.79
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Solution
The fourth proportional to 882,451.58, 1,217,378.71 and 519,701.79 is: 716,950.27
Step by Step Solution
- Step 1: Write the proportion equation
882,451.58 : 1,217,378.71 = 519,701.79 : x - Step 2: Convert to fraction form
882,451.58/1,217,378.71 = 519,701.79/x - Step 3: Cross multiply
882,451.58x = 1,217,378.71 × 519,701.79 - Step 4: Simplify right side
882,451.58x = 632,673,894,694.89 - Step 5: Solve for x
x = 632,673,894,694.89/882,451.58 - Step 6: Final answer
x = 716,950.27
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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.