Finding the Fourth Proportional to 576,573.98, 864,883.71 and 216,708.53
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Solution
The fourth proportional to 576,573.98, 864,883.71 and 216,708.53 is: 325,071.34
Step by Step Solution
- Step 1: Write the proportion equation
576,573.98 : 864,883.71 = 216,708.53 : x - Step 2: Convert to fraction form
576,573.98/864,883.71 = 216,708.53/x - Step 3: Cross multiply
576,573.98x = 864,883.71 × 216,708.53 - Step 4: Simplify right side
576,573.98x = 187,427,673,090.63 - Step 5: Solve for x
x = 187,427,673,090.63/576,573.98 - Step 6: Final answer
x = 325,071.34
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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.