Finding the Fourth Proportional to 243,319.00, 333,341.43 and 234,221.99
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Solution
The fourth proportional to 243,319.00, 333,341.43 and 234,221.99 is: 320,878.73
Step by Step Solution
- Step 1: Write the proportion equation
243,319.00 : 333,341.43 = 234,221.99 : x - Step 2: Convert to fraction form
243,319.00/333,341.43 = 234,221.99/x - Step 3: Cross multiply
243,319.00x = 333,341.43 × 234,221.99 - Step 4: Simplify right side
243,319.00x = 78,075,891,476.53 - Step 5: Solve for x
x = 78,075,891,476.53/243,319.00 - Step 6: Final answer
x = 320,878.73
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.