Finding the Fourth Proportional to 933,134.68, 1,287,766.70 and 525,262.84
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Solution
The fourth proportional to 933,134.68, 1,287,766.70 and 525,262.84 is: 724,885.71
Step by Step Solution
- Step 1: Write the proportion equation
933,134.68 : 1,287,766.70 = 525,262.84 : x - Step 2: Convert to fraction form
933,134.68/1,287,766.70 = 525,262.84/x - Step 3: Cross multiply
933,134.68x = 1,287,766.70 × 525,262.84 - Step 4: Simplify right side
933,134.68x = 676,415,994,099.43 - Step 5: Solve for x
x = 676,415,994,099.43/933,134.68 - Step 6: Final answer
x = 724,885.71
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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.