Finding the Fourth Proportional to 558,041.99, 770,094.15 and 303,393.18
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Solution
The fourth proportional to 558,041.99, 770,094.15 and 303,393.18 is: 418,680.52
Step by Step Solution
- Step 1: Write the proportion equation
558,041.99 : 770,094.15 = 303,393.18 : x - Step 2: Convert to fraction form
558,041.99/770,094.15 = 303,393.18/x - Step 3: Cross multiply
558,041.99x = 770,094.15 × 303,393.18 - Step 4: Simplify right side
558,041.99x = 233,641,313,067.90 - Step 5: Solve for x
x = 233,641,313,067.90/558,041.99 - Step 6: Final answer
x = 418,680.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.