Finding the Fourth Proportional to 307,644.24, 461,463.48 and 97,282.20
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Solution
The fourth proportional to 307,644.24, 461,463.48 and 97,282.20 is: 145,922.39
Step by Step Solution
- Step 1: Write the proportion equation
307,644.24 : 461,463.48 = 97,282.20 : x - Step 2: Convert to fraction form
307,644.24/461,463.48 = 97,282.20/x - Step 3: Cross multiply
307,644.24x = 461,463.48 × 97,282.20 - Step 4: Simplify right side
307,644.24x = 44,892,182,554.06 - Step 5: Solve for x
x = 44,892,182,554.06/307,644.24 - Step 6: Final answer
x = 145,922.39
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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.