Finding the Fourth Proportional to 297,332.94, 445,995.42 and 72,695.31
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Solution
The fourth proportional to 297,332.94, 445,995.42 and 72,695.31 is: 109,041.99
Step by Step Solution
- Step 1: Write the proportion equation
297,332.94 : 445,995.42 = 72,695.31 : x - Step 2: Convert to fraction form
297,332.94/445,995.42 = 72,695.31/x - Step 3: Cross multiply
297,332.94x = 445,995.42 × 72,695.31 - Step 4: Simplify right side
297,332.94x = 32,421,775,315.48 - Step 5: Solve for x
x = 32,421,775,315.48/297,332.94 - Step 6: Final answer
x = 109,041.99
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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.