Finding the Fourth Proportional to 245,889.07, 368,259.51 and 189,279.99
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Solution
The fourth proportional to 245,889.07, 368,259.51 and 189,279.99 is: 283,478.07
Step by Step Solution
- Step 1: Write the proportion equation
245,889.07 : 368,259.51 = 189,279.99 : x - Step 2: Convert to fraction form
245,889.07/368,259.51 = 189,279.99/x - Step 3: Cross multiply
245,889.07x = 368,259.51 × 189,279.99 - Step 4: Simplify right side
245,889.07x = 69,704,157,080.00 - Step 5: Solve for x
x = 69,704,157,080.00/245,889.07 - Step 6: Final answer
x = 283,478.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.