Finding the Fourth Proportional to 453,991.84, 626,503.68 and 250,038.88
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Solution
The fourth proportional to 453,991.84, 626,503.68 and 250,038.88 is: 345,050.87
Step by Step Solution
- Step 1: Write the proportion equation
453,991.84 : 626,503.68 = 250,038.88 : x - Step 2: Convert to fraction form
453,991.84/626,503.68 = 250,038.88/x - Step 3: Cross multiply
453,991.84x = 626,503.68 × 250,038.88 - Step 4: Simplify right side
453,991.84x = 156,650,278,463.08 - Step 5: Solve for x
x = 156,650,278,463.08/453,991.84 - Step 6: Final answer
x = 345,050.87
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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.