Finding the Fourth Proportional to 294,901.13, 442,351.97 and 73,285.13
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Solution
The fourth proportional to 294,901.13, 442,351.97 and 73,285.13 is: 109,927.76
Step by Step Solution
- Step 1: Write the proportion equation
294,901.13 : 442,351.97 = 73,285.13 : x - Step 2: Convert to fraction form
294,901.13/442,351.97 = 73,285.13/x - Step 3: Cross multiply
294,901.13x = 442,351.97 × 73,285.13 - Step 4: Simplify right side
294,901.13x = 32,417,821,627.21 - Step 5: Solve for x
x = 32,417,821,627.21/294,901.13 - Step 6: Final answer
x = 109,927.76
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1.5x scale
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.