Finding the Fourth Proportional to 803,451.24, 1,108,725.48 and 440,866.08
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Solution
The fourth proportional to 803,451.24, 1,108,725.48 and 440,866.08 is: 608,374.76
Step by Step Solution
- Step 1: Write the proportion equation
803,451.24 : 1,108,725.48 = 440,866.08 : x - Step 2: Convert to fraction form
803,451.24/1,108,725.48 = 440,866.08/x - Step 3: Cross multiply
803,451.24x = 1,108,725.48 × 440,866.08 - Step 4: Simplify right side
803,451.24x = 488,799,456,163.72 - Step 5: Solve for x
x = 488,799,456,163.72/803,451.24 - Step 6: Final answer
x = 608,374.76
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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.