Finding the Fourth Proportional to 305,182.13, 457,798.10 and 153,301.08
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Solution
The fourth proportional to 305,182.13, 457,798.10 and 153,301.08 is: 229,964.14
Step by Step Solution
- Step 1: Write the proportion equation
305,182.13 : 457,798.10 = 153,301.08 : x - Step 2: Convert to fraction form
305,182.13/457,798.10 = 153,301.08/x - Step 3: Cross multiply
305,182.13x = 457,798.10 × 153,301.08 - Step 4: Simplify right side
305,182.13x = 70,180,944,102.19 - Step 5: Solve for x
x = 70,180,944,102.19/305,182.13 - Step 6: Final answer
x = 229,964.14
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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.