Finding the Fourth Proportional to 905,898.00, 1,358,811.53 and 306,859.15
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Solution
The fourth proportional to 905,898.00, 1,358,811.53 and 306,859.15 is: 460,276.71
Step by Step Solution
- Step 1: Write the proportion equation
905,898.00 : 1,358,811.53 = 306,859.15 : x - Step 2: Convert to fraction form
905,898.00/1,358,811.53 = 306,859.15/x - Step 3: Cross multiply
905,898.00x = 1,358,811.53 × 306,859.15 - Step 4: Simplify right side
905,898.00x = 416,963,751,270.22 - Step 5: Solve for x
x = 416,963,751,270.22/905,898.00 - Step 6: Final answer
x = 460,276.71
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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.