Finding the Fourth Proportional to 695,682.84, 1,043,991.90 and 246,402.12
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Solution
The fourth proportional to 695,682.84, 1,043,991.90 and 246,402.12 is: 369,768.81
Step by Step Solution
- Step 1: Write the proportion equation
695,682.84 : 1,043,991.90 = 246,402.12 : x - Step 2: Convert to fraction form
695,682.84/1,043,991.90 = 246,402.12/x - Step 3: Cross multiply
695,682.84x = 1,043,991.90 × 246,402.12 - Step 4: Simplify right side
695,682.84x = 257,241,817,422.83 - Step 5: Solve for x
x = 257,241,817,422.83/695,682.84 - Step 6: Final answer
x = 369,768.81
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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.