Finding the Fourth Proportional to 887,823.20, 1,332,682.50 and 382,633.49
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Solution
The fourth proportional to 887,823.20, 1,332,682.50 and 382,633.49 is: 574,358.68
Step by Step Solution
- Step 1: Write the proportion equation
887,823.20 : 1,332,682.50 = 382,633.49 : x - Step 2: Convert to fraction form
887,823.20/1,332,682.50 = 382,633.49/x - Step 3: Cross multiply
887,823.20x = 1,332,682.50 × 382,633.49 - Step 4: Simplify right side
887,823.20x = 509,928,960,803.51 - Step 5: Solve for x
x = 509,928,960,803.51/887,823.20 - Step 6: Final answer
x = 574,358.68
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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.