Finding the Fourth Proportional to 761,046.39, 1,050,260.98 and 434,352.84
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Solution
The fourth proportional to 761,046.39, 1,050,260.98 and 434,352.84 is: 599,416.60
Step by Step Solution
- Step 1: Write the proportion equation
761,046.39 : 1,050,260.98 = 434,352.84 : x - Step 2: Convert to fraction form
761,046.39/1,050,260.98 = 434,352.84/x - Step 3: Cross multiply
761,046.39x = 1,050,260.98 × 434,352.84 - Step 4: Simplify right side
761,046.39x = 456,183,839,404.18 - Step 5: Solve for x
x = 456,183,839,404.18/761,046.39 - Step 6: Final answer
x = 599,416.60
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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.