Finding the Fourth Proportional to 651,743.69, 977,678.37 and 202,343.88
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Solution
The fourth proportional to 651,743.69, 977,678.37 and 202,343.88 is: 303,535.34
Step by Step Solution
- Step 1: Write the proportion equation
651,743.69 : 977,678.37 = 202,343.88 : x - Step 2: Convert to fraction form
651,743.69/977,678.37 = 202,343.88/x - Step 3: Cross multiply
651,743.69x = 977,678.37 × 202,343.88 - Step 4: Simplify right side
651,743.69x = 197,827,238,444.17 - Step 5: Solve for x
x = 197,827,238,444.17/651,743.69 - Step 6: Final answer
x = 303,535.34
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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.