Finding the Fourth Proportional to 352,466.84, 528,720.82 and 99,726.18
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Solution
The fourth proportional to 352,466.84, 528,720.82 and 99,726.18 is: 149,595.09
Step by Step Solution
- Step 1: Write the proportion equation
352,466.84 : 528,720.82 = 99,726.18 : x - Step 2: Convert to fraction form
352,466.84/528,720.82 = 99,726.18/x - Step 3: Cross multiply
352,466.84x = 528,720.82 × 99,726.18 - Step 4: Simplify right side
352,466.84x = 52,727,307,166.44 - Step 5: Solve for x
x = 52,727,307,166.44/352,466.84 - Step 6: Final answer
x = 149,595.09
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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.