Finding the Fourth Proportional to 435,679.36, 601,166.91 and 272,316.53
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Solution
The fourth proportional to 435,679.36, 601,166.91 and 272,316.53 is: 375,752.69
Step by Step Solution
- Step 1: Write the proportion equation
435,679.36 : 601,166.91 = 272,316.53 : x - Step 2: Convert to fraction form
435,679.36/601,166.91 = 272,316.53/x - Step 3: Cross multiply
435,679.36x = 601,166.91 × 272,316.53 - Step 4: Simplify right side
435,679.36x = 163,707,689,406.13 - Step 5: Solve for x
x = 163,707,689,406.13/435,679.36 - Step 6: Final answer
x = 375,752.69
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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.