Finding the Fourth Proportional to 965,723.80, 1,448,585.70 and 566,555.80
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Solution
The fourth proportional to 965,723.80, 1,448,585.70 and 566,555.80 is: 849,833.70
Step by Step Solution
- Step 1: Write the proportion equation
965,723.80 : 1,448,585.70 = 566,555.80 : x - Step 2: Convert to fraction form
965,723.80/1,448,585.70 = 566,555.80/x - Step 3: Cross multiply
965,723.80x = 1,448,585.70 × 566,555.80 - Step 4: Simplify right side
965,723.80x = 820,704,630,132.06 - Step 5: Solve for x
x = 820,704,630,132.06/965,723.80 - Step 6: Final answer
x = 849,833.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.