Finding the Fourth Proportional to 453,129.13, 625,307.97 and 246,393.01
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Solution
The fourth proportional to 453,129.13, 625,307.97 and 246,393.01 is: 340,016.79
Step by Step Solution
- Step 1: Write the proportion equation
453,129.13 : 625,307.97 = 246,393.01 : x - Step 2: Convert to fraction form
453,129.13/625,307.97 = 246,393.01/x - Step 3: Cross multiply
453,129.13x = 625,307.97 × 246,393.01 - Step 4: Simplify right side
453,129.13x = 154,071,512,905.29 - Step 5: Solve for x
x = 154,071,512,905.29/453,129.13 - Step 6: Final answer
x = 340,016.79
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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.