Finding the Fourth Proportional to 307,587.52, 461,397.92 and 97,209.60
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Solution
The fourth proportional to 307,587.52, 461,397.92 and 97,209.60 is: 145,819.66
Step by Step Solution
- Step 1: Write the proportion equation
307,587.52 : 461,397.92 = 97,209.60 : x - Step 2: Convert to fraction form
307,587.52/461,397.92 = 97,209.60/x - Step 3: Cross multiply
307,587.52x = 461,397.92 × 97,209.60 - Step 4: Simplify right side
307,587.52x = 44,852,307,244.03 - Step 5: Solve for x
x = 44,852,307,244.03/307,587.52 - Step 6: Final answer
x = 145,819.66
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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.