Finding the Fourth Proportional to 368,597.26, 508,680.58 and 207,462.74
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Solution
The fourth proportional to 368,597.26, 508,680.58 and 207,462.74 is: 286,307.79
Step by Step Solution
- Step 1: Write the proportion equation
368,597.26 : 508,680.58 = 207,462.74 : x - Step 2: Convert to fraction form
368,597.26/508,680.58 = 207,462.74/x - Step 3: Cross multiply
368,597.26x = 508,680.58 × 207,462.74 - Step 4: Simplify right side
368,597.26x = 105,532,266,911.59 - Step 5: Solve for x
x = 105,532,266,911.59/368,597.26 - Step 6: Final answer
x = 286,307.79
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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.