Finding the Fourth Proportional to 519,699.54, 717,170.85 and 293,366.10
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Solution
The fourth proportional to 519,699.54, 717,170.85 and 293,366.10 is: 404,837.02
Step by Step Solution
- Step 1: Write the proportion equation
519,699.54 : 717,170.85 = 293,366.10 : x - Step 2: Convert to fraction form
519,699.54/717,170.85 = 293,366.10/x - Step 3: Cross multiply
519,699.54x = 717,170.85 × 293,366.10 - Step 4: Simplify right side
519,699.54x = 210,393,615,298.19 - Step 5: Solve for x
x = 210,393,615,298.19/519,699.54 - Step 6: Final answer
x = 404,837.02
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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.