Finding the Fourth Proportional to 457,857.48, 686,692.68 and 173,449.98
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Solution
The fourth proportional to 457,857.48, 686,692.68 and 173,449.98 is: 260,139.53
Step by Step Solution
- Step 1: Write the proportion equation
457,857.48 : 686,692.68 = 173,449.98 : x - Step 2: Convert to fraction form
457,857.48/686,692.68 = 173,449.98/x - Step 3: Cross multiply
457,857.48x = 686,692.68 × 173,449.98 - Step 4: Simplify right side
457,857.48x = 119,106,831,612.15 - Step 5: Solve for x
x = 119,106,831,612.15/457,857.48 - Step 6: Final answer
x = 260,139.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.