Finding the Fourth Proportional to 679,663.20, 937,959.24 and 373,762.88
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Solution
The fourth proportional to 679,663.20, 937,959.24 and 373,762.88 is: 515,805.99
Step by Step Solution
- Step 1: Write the proportion equation
679,663.20 : 937,959.24 = 373,762.88 : x - Step 2: Convert to fraction form
679,663.20/937,959.24 = 373,762.88/x - Step 3: Cross multiply
679,663.20x = 937,959.24 × 373,762.88 - Step 4: Simplify right side
679,663.20x = 350,574,346,865.01 - Step 5: Solve for x
x = 350,574,346,865.01/679,663.20 - Step 6: Final answer
x = 515,805.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.