Finding the Fourth Proportional to 416,937.60, 575,374.38 and 225,950.99
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Solution
The fourth proportional to 416,937.60, 575,374.38 and 225,950.99 is: 311,812.63
Step by Step Solution
- Step 1: Write the proportion equation
416,937.60 : 575,374.38 = 225,950.99 : x - Step 2: Convert to fraction form
416,937.60/575,374.38 = 225,950.99/x - Step 3: Cross multiply
416,937.60x = 575,374.38 × 225,950.99 - Step 4: Simplify right side
416,937.60x = 130,006,407,904.76 - Step 5: Solve for x
x = 130,006,407,904.76/416,937.60 - Step 6: Final answer
x = 311,812.63
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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.