Finding the Fourth Proportional to 439,202.00, 658,794.80 and 139,703.29
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Solution
The fourth proportional to 439,202.00, 658,794.80 and 139,703.29 is: 209,552.32
Step by Step Solution
- Step 1: Write the proportion equation
439,202.00 : 658,794.80 = 139,703.29 : x - Step 2: Convert to fraction form
439,202.00/658,794.80 = 139,703.29/x - Step 3: Cross multiply
439,202.00x = 658,794.80 × 139,703.29 - Step 4: Simplify right side
439,202.00x = 92,035,799,697.16 - Step 5: Solve for x
x = 92,035,799,697.16/439,202.00 - Step 6: Final answer
x = 209,552.32
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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.