Finding the Fourth Proportional to 471,039.84, 706,388.84 and 257,966.08
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Solution
The fourth proportional to 471,039.84, 706,388.84 and 257,966.08 is: 386,855.52
Step by Step Solution
- Step 1: Write the proportion equation
471,039.84 : 706,388.84 = 257,966.08 : x - Step 2: Convert to fraction form
471,039.84/706,388.84 = 257,966.08/x - Step 3: Cross multiply
471,039.84x = 706,388.84 × 257,966.08 - Step 4: Simplify right side
471,039.84x = 182,224,360,010.55 - Step 5: Solve for x
x = 182,224,360,010.55/471,039.84 - Step 6: Final answer
x = 386,855.52
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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.