Finding the Fourth Proportional to 397,600,506.05, 596,201,184.79 and 231,657,724.13
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Solution
The fourth proportional to 397,600,506.05, 596,201,184.79 and 231,657,724.13 is: 347,370,306.35
Step by Step Solution
- Step 1: Write the proportion equation
397,600,506.05 : 596,201,184.79 = 231,657,724.13 : x - Step 2: Convert to fraction form
397,600,506.05/596,201,184.79 = 231,657,724.13/x - Step 3: Cross multiply
397,600,506.05x = 596,201,184.79 × 231,657,724.13 - Step 4: Simplify right side
397,600,506.05x = 138,114,609,588,500,832 - Step 5: Solve for x
x = 138,114,609,588,500,832/397,600,506.05 - Step 6: Final answer
x = 347,370,306.35
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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.