Finding the Fourth Proportional to 635,742.88, 877,340.64 and 349,281.52
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Solution
The fourth proportional to 635,742.88, 877,340.64 and 349,281.52 is: 482,016.99
Step by Step Solution
- Step 1: Write the proportion equation
635,742.88 : 877,340.64 = 349,281.52 : x - Step 2: Convert to fraction form
635,742.88/877,340.64 = 349,281.52/x - Step 3: Cross multiply
635,742.88x = 877,340.64 × 349,281.52 - Step 4: Simplify right side
635,742.88x = 306,438,872,296.97 - Step 5: Solve for x
x = 306,438,872,296.97/635,742.88 - Step 6: Final answer
x = 482,016.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.