Finding the Fourth Proportional to 797,124.84, 1,100,025.06 and 439,428.84
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Solution
The fourth proportional to 797,124.84, 1,100,025.06 and 439,428.84 is: 606,407.82
Step by Step Solution
- Step 1: Write the proportion equation
797,124.84 : 1,100,025.06 = 439,428.84 : x - Step 2: Convert to fraction form
797,124.84/1,100,025.06 = 439,428.84/x - Step 3: Cross multiply
797,124.84x = 1,100,025.06 × 439,428.84 - Step 4: Simplify right side
797,124.84x = 483,382,736,086.73 - Step 5: Solve for x
x = 483,382,736,086.73/797,124.84 - Step 6: Final answer
x = 606,407.82
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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.