Finding the Fourth Proportional to 523,935.99, 785,902.95 and 144,855.75
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Solution
The fourth proportional to 523,935.99, 785,902.95 and 144,855.75 is: 217,283.34
Step by Step Solution
- Step 1: Write the proportion equation
523,935.99 : 785,902.95 = 144,855.75 : x - Step 2: Convert to fraction form
523,935.99/785,902.95 = 144,855.75/x - Step 3: Cross multiply
523,935.99x = 785,902.95 × 144,855.75 - Step 4: Simplify right side
523,935.99x = 113,842,561,249.46 - Step 5: Solve for x
x = 113,842,561,249.46/523,935.99 - Step 6: Final answer
x = 217,283.34
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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.