Finding the Fourth Proportional to 368,195.22, 508,106.16 and 207,046.80
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Solution
The fourth proportional to 368,195.22, 508,106.16 and 207,046.80 is: 285,722.76
Step by Step Solution
- Step 1: Write the proportion equation
368,195.22 : 508,106.16 = 207,046.80 : x - Step 2: Convert to fraction form
368,195.22/508,106.16 = 207,046.80/x - Step 3: Cross multiply
368,195.22x = 508,106.16 × 207,046.80 - Step 4: Simplify right side
368,195.22x = 105,201,754,488.29 - Step 5: Solve for x
x = 105,201,754,488.29/368,195.22 - Step 6: Final answer
x = 285,722.76
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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.