Finding the Fourth Proportional to 803,673.92, 1,203,891.40 and 533,953.95
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Solution
The fourth proportional to 803,673.92, 1,203,891.40 and 533,953.95 is: 799,854.95
Step by Step Solution
- Step 1: Write the proportion equation
803,673.92 : 1,203,891.40 = 533,953.95 : x - Step 2: Convert to fraction form
803,673.92/1,203,891.40 = 533,953.95/x - Step 3: Cross multiply
803,673.92x = 1,203,891.40 × 533,953.95 - Step 4: Simplify right side
803,673.92x = 642,822,564,553.88 - Step 5: Solve for x
x = 642,822,564,553.88/803,673.92 - Step 6: Final answer
x = 799,854.95
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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.