Finding the Fourth Proportional to 465,251.84, 642,047.68 and 261,303.05
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Solution
The fourth proportional to 465,251.84, 642,047.68 and 261,303.05 is: 360,598.29
Step by Step Solution
- Step 1: Write the proportion equation
465,251.84 : 642,047.68 = 261,303.05 : x - Step 2: Convert to fraction form
465,251.84/642,047.68 = 261,303.05/x - Step 3: Cross multiply
465,251.84x = 642,047.68 × 261,303.05 - Step 4: Simplify right side
465,251.84x = 167,769,017,029.42 - Step 5: Solve for x
x = 167,769,017,029.42/465,251.84 - Step 6: Final answer
x = 360,598.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.