Finding the Fourth Proportional to 297,042.02, 445,605.40 and 97,319.71
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Solution
The fourth proportional to 297,042.02, 445,605.40 and 97,319.71 is: 145,993.45
Step by Step Solution
- Step 1: Write the proportion equation
297,042.02 : 445,605.40 = 97,319.71 : x - Step 2: Convert to fraction form
297,042.02/445,605.40 = 97,319.71/x - Step 3: Cross multiply
297,042.02x = 445,605.40 × 97,319.71 - Step 4: Simplify right side
297,042.02x = 43,366,188,981.09 - Step 5: Solve for x
x = 43,366,188,981.09/297,042.02 - Step 6: Final answer
x = 145,993.45
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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.