Finding the Fourth Proportional to 704,201.80, 1,056,302.70 and 205,565.80
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Solution
The fourth proportional to 704,201.80, 1,056,302.70 and 205,565.80 is: 308,348.70
Step by Step Solution
- Step 1: Write the proportion equation
704,201.80 : 1,056,302.70 = 205,565.80 : x - Step 2: Convert to fraction form
704,201.80/1,056,302.70 = 205,565.80/x - Step 3: Cross multiply
704,201.80x = 1,056,302.70 × 205,565.80 - Step 4: Simplify right side
704,201.80x = 217,139,709,567.66 - Step 5: Solve for x
x = 217,139,709,567.66/704,201.80 - Step 6: Final answer
x = 308,348.70
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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.