Finding the Fourth Proportional to 934,386.44, 1,289,511.09 and 541,998.95
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Solution
The fourth proportional to 934,386.44, 1,289,511.09 and 541,998.95 is: 747,992.08
Step by Step Solution
- Step 1: Write the proportion equation
934,386.44 : 1,289,511.09 = 541,998.95 : x - Step 2: Convert to fraction form
934,386.44/1,289,511.09 = 541,998.95/x - Step 3: Cross multiply
934,386.44x = 1,289,511.09 × 541,998.95 - Step 4: Simplify right side
934,386.44x = 698,913,650,345.80 - Step 5: Solve for x
x = 698,913,650,345.80/934,386.44 - Step 6: Final answer
x = 747,992.08
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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.