Finding the Fourth Proportional to 307,824.98, 461,808.60 and 97,462.92
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Solution
The fourth proportional to 307,824.98, 461,808.60 and 97,462.92 is: 146,216.90
Step by Step Solution
- Step 1: Write the proportion equation
307,824.98 : 461,808.60 = 97,462.92 : x - Step 2: Convert to fraction form
307,824.98/461,808.60 = 97,462.92/x - Step 3: Cross multiply
307,824.98x = 461,808.60 × 97,462.92 - Step 4: Simplify right side
307,824.98x = 45,009,214,637.11 - Step 5: Solve for x
x = 45,009,214,637.11/307,824.98 - Step 6: Final answer
x = 146,216.90
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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.