Finding the Fourth Proportional to 559,635.16, 839,535.36 and 199,778.08
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Solution
The fourth proportional to 559,635.16, 839,535.36 and 199,778.08 is: 299,696.61
Step by Step Solution
- Step 1: Write the proportion equation
559,635.16 : 839,535.36 = 199,778.08 : x - Step 2: Convert to fraction form
559,635.16/839,535.36 = 199,778.08/x - Step 3: Cross multiply
559,635.16x = 839,535.36 × 199,778.08 - Step 4: Simplify right side
559,635.16x = 167,720,762,312.91 - Step 5: Solve for x
x = 167,720,762,312.91/559,635.16 - Step 6: Final answer
x = 299,696.61
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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.