Finding the Fourth Proportional to 1,160,239.08, 1,740,442.50 and 485,641.92
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Solution
The fourth proportional to 1,160,239.08, 1,740,442.50 and 485,641.92 is: 728,497.99
Step by Step Solution
- Step 1: Write the proportion equation
1,160,239.08 : 1,740,442.50 = 485,641.92 : x - Step 2: Convert to fraction form
1,160,239.08/1,740,442.50 = 485,641.92/x - Step 3: Cross multiply
1,160,239.08x = 1,740,442.50 × 485,641.92 - Step 4: Simplify right side
1,160,239.08x = 845,231,837,349.60 - Step 5: Solve for x
x = 845,231,837,349.60/1,160,239.08 - Step 6: Final answer
x = 728,497.99
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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.