Finding the Fourth Proportional to 835,723.14, 1,153,279.71 and 453,746.58
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Solution
The fourth proportional to 835,723.14, 1,153,279.71 and 453,746.58 is: 626,160.39
Step by Step Solution
- Step 1: Write the proportion equation
835,723.14 : 1,153,279.71 = 453,746.58 : x - Step 2: Convert to fraction form
835,723.14/1,153,279.71 = 453,746.58/x - Step 3: Cross multiply
835,723.14x = 1,153,279.71 × 453,746.58 - Step 4: Simplify right side
835,723.14x = 523,296,724,195.89 - Step 5: Solve for x
x = 523,296,724,195.89/835,723.14 - Step 6: Final answer
x = 626,160.39
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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.