Finding the Fourth Proportional to 933,064.56, 1,288,248.84 and 717,824.88
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Solution
The fourth proportional to 933,064.56, 1,288,248.84 and 717,824.88 is: 991,075.12
Step by Step Solution
- Step 1: Write the proportion equation
933,064.56 : 1,288,248.84 = 717,824.88 : x - Step 2: Convert to fraction form
933,064.56/1,288,248.84 = 717,824.88/x - Step 3: Cross multiply
933,064.56x = 1,288,248.84 × 717,824.88 - Step 4: Simplify right side
933,064.56x = 924,737,068,983.14 - Step 5: Solve for x
x = 924,737,068,983.14/933,064.56 - Step 6: Final answer
x = 991,075.12
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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.