Finding the Fourth Proportional to 835,798.18, 1,153,405.84 and 453,824.86
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Solution
The fourth proportional to 835,798.18, 1,153,405.84 and 453,824.86 is: 626,280.67
Step by Step Solution
- Step 1: Write the proportion equation
835,798.18 : 1,153,405.84 = 453,824.86 : x - Step 2: Convert to fraction form
835,798.18/1,153,405.84 = 453,824.86/x - Step 3: Cross multiply
835,798.18x = 1,153,405.84 × 453,824.86 - Step 4: Simplify right side
835,798.18x = 523,444,243,861.18 - Step 5: Solve for x
x = 523,444,243,861.18/835,798.18 - Step 6: Final answer
x = 626,280.67
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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.