Finding the Fourth Proportional to 903,701.05, 1,354,605.77 and 304,455.13
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Solution
The fourth proportional to 903,701.05, 1,354,605.77 and 304,455.13 is: 456,364.05
Step by Step Solution
- Step 1: Write the proportion equation
903,701.05 : 1,354,605.77 = 304,455.13 : x - Step 2: Convert to fraction form
903,701.05/1,354,605.77 = 304,455.13/x - Step 3: Cross multiply
903,701.05x = 1,354,605.77 × 304,455.13 - Step 4: Simplify right side
903,701.05x = 412,416,674,281.82 - Step 5: Solve for x
x = 412,416,674,281.82/903,701.05 - Step 6: Final answer
x = 456,364.05
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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.