Finding the Fourth Proportional to 292,355.56, 438,587.99 and 92,622.32
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Solution
The fourth proportional to 292,355.56, 438,587.99 and 92,622.32 is: 138,950.79
Step by Step Solution
- Step 1: Write the proportion equation
292,355.56 : 438,587.99 = 92,622.32 : x - Step 2: Convert to fraction form
292,355.56/438,587.99 = 92,622.32/x - Step 3: Cross multiply
292,355.56x = 438,587.99 × 92,622.32 - Step 4: Simplify right side
292,355.56x = 40,623,037,157.94 - Step 5: Solve for x
x = 40,623,037,157.94/292,355.56 - Step 6: Final answer
x = 138,950.79
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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.