Finding the Fourth Proportional to 455,384.48, 683,109.52 and 174,901.68
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Solution
The fourth proportional to 455,384.48, 683,109.52 and 174,901.68 is: 262,365.12
Step by Step Solution
- Step 1: Write the proportion equation
455,384.48 : 683,109.52 = 174,901.68 : x - Step 2: Convert to fraction form
455,384.48/683,109.52 = 174,901.68/x - Step 3: Cross multiply
455,384.48x = 683,109.52 × 174,901.68 - Step 4: Simplify right side
455,384.48x = 119,477,002,671.99 - Step 5: Solve for x
x = 119,477,002,671.99/455,384.48 - Step 6: Final answer
x = 262,365.12
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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.