Finding the Fourth Proportional to 888,877.99, 1,333,455.50 and 289,700.13
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Solution
The fourth proportional to 888,877.99, 1,333,455.50 and 289,700.13 is: 434,595.34
Step by Step Solution
- Step 1: Write the proportion equation
888,877.99 : 1,333,455.50 = 289,700.13 : x - Step 2: Convert to fraction form
888,877.99/1,333,455.50 = 289,700.13/x - Step 3: Cross multiply
888,877.99x = 1,333,455.50 × 289,700.13 - Step 4: Simplify right side
888,877.99x = 386,302,231,699.22 - Step 5: Solve for x
x = 386,302,231,699.22/888,877.99 - Step 6: Final answer
x = 434,595.34
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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.