Finding the Fourth Proportional to 903,102.71, 1,353,705.80 and 303,855.84
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Solution
The fourth proportional to 903,102.71, 1,353,705.80 and 303,855.84 is: 455,464.71
Step by Step Solution
- Step 1: Write the proportion equation
903,102.71 : 1,353,705.80 = 303,855.84 : x - Step 2: Convert to fraction form
903,102.71/1,353,705.80 = 303,855.84/x - Step 3: Cross multiply
903,102.71x = 1,353,705.80 × 303,855.84 - Step 4: Simplify right side
903,102.71x = 411,331,411,452.59 - Step 5: Solve for x
x = 411,331,411,452.59/903,102.71 - Step 6: Final answer
x = 455,464.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.