Finding the Fourth Proportional to 302,567.11, 453,849.28 and 144,315.79
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Solution
The fourth proportional to 302,567.11, 453,849.28 and 144,315.79 is: 216,473.02
Step by Step Solution
- Step 1: Write the proportion equation
302,567.11 : 453,849.28 = 144,315.79 : x - Step 2: Convert to fraction form
302,567.11/453,849.28 = 144,315.79/x - Step 3: Cross multiply
302,567.11x = 453,849.28 × 144,315.79 - Step 4: Simplify right side
302,567.11x = 65,497,615,888.72 - Step 5: Solve for x
x = 65,497,615,888.72/302,567.11 - Step 6: Final answer
x = 216,473.02
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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.