Finding the Fourth Proportional to 307,621.92, 461,430.02 and 97,259.88
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Solution
The fourth proportional to 307,621.92, 461,430.02 and 97,259.88 is: 145,888.92
Step by Step Solution
- Step 1: Write the proportion equation
307,621.92 : 461,430.02 = 97,259.88 : x - Step 2: Convert to fraction form
307,621.92/461,430.02 = 97,259.88/x - Step 3: Cross multiply
307,621.92x = 461,430.02 × 97,259.88 - Step 4: Simplify right side
307,621.92x = 44,878,628,373.60 - Step 5: Solve for x
x = 44,878,628,373.60/307,621.92 - Step 6: Final answer
x = 145,888.92
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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.