Finding the Fourth Proportional to 964,140.52, 1,330,577.96 and 534,438.76
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Solution
The fourth proportional to 964,140.52, 1,330,577.96 and 534,438.76 is: 737,560.99
Step by Step Solution
- Step 1: Write the proportion equation
964,140.52 : 1,330,577.96 = 534,438.76 : x - Step 2: Convert to fraction form
964,140.52/1,330,577.96 = 534,438.76/x - Step 3: Cross multiply
964,140.52x = 1,330,577.96 × 534,438.76 - Step 4: Simplify right side
964,140.52x = 711,112,435,025.73 - Step 5: Solve for x
x = 711,112,435,025.73/964,140.52 - Step 6: Final answer
x = 737,560.99
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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.