Finding the Fourth Proportional to 352,774.98, 486,829.96 and 191,630.02
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Solution
The fourth proportional to 352,774.98, 486,829.96 and 191,630.02 is: 264,449.69
Step by Step Solution
- Step 1: Write the proportion equation
352,774.98 : 486,829.96 = 191,630.02 : x - Step 2: Convert to fraction form
352,774.98/486,829.96 = 191,630.02/x - Step 3: Cross multiply
352,774.98x = 486,829.96 × 191,630.02 - Step 4: Simplify right side
352,774.98x = 93,291,234,971.40 - Step 5: Solve for x
x = 93,291,234,971.40/352,774.98 - Step 6: Final answer
x = 264,449.69
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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.