Finding the Fourth Proportional to 307,691.52, 461,554.08 and 97,313.76
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Solution
The fourth proportional to 307,691.52, 461,554.08 and 97,313.76 is: 145,975.95
Step by Step Solution
- Step 1: Write the proportion equation
307,691.52 : 461,554.08 = 97,313.76 : x - Step 2: Convert to fraction form
307,691.52/461,554.08 = 97,313.76/x - Step 3: Cross multiply
307,691.52x = 461,554.08 × 97,313.76 - Step 4: Simplify right side
307,691.52x = 44,915,562,968.14 - Step 5: Solve for x
x = 44,915,562,968.14/307,691.52 - Step 6: Final answer
x = 145,975.95
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1.5x scale
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.