Finding the Fourth Proportional to 457,675.42, 686,558.63 and 169,564.14
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Solution
The fourth proportional to 457,675.42, 686,558.63 and 169,564.14 is: 254,363.07
Step by Step Solution
- Step 1: Write the proportion equation
457,675.42 : 686,558.63 = 169,564.14 : x - Step 2: Convert to fraction form
457,675.42/686,558.63 = 169,564.14/x - Step 3: Cross multiply
457,675.42x = 686,558.63 × 169,564.14 - Step 4: Simplify right side
457,675.42x = 116,415,723,655.53 - Step 5: Solve for x
x = 116,415,723,655.53/457,675.42 - Step 6: Final answer
x = 254,363.07
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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.