Finding the Fourth Proportional to 546,407.28, 754,051.68 and 301,420.08
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Solution
The fourth proportional to 546,407.28, 754,051.68 and 301,420.08 is: 415,965.02
Step by Step Solution
- Step 1: Write the proportion equation
546,407.28 : 754,051.68 = 301,420.08 : x - Step 2: Convert to fraction form
546,407.28/754,051.68 = 301,420.08/x - Step 3: Cross multiply
546,407.28x = 754,051.68 × 301,420.08 - Step 4: Simplify right side
546,407.28x = 227,286,317,709.73 - Step 5: Solve for x
x = 227,286,317,709.73/546,407.28 - Step 6: Final answer
x = 415,965.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.