Finding the Fourth Proportional to 909,649.44, 1,255,336.28 and 501,763.68
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Solution
The fourth proportional to 909,649.44, 1,255,336.28 and 501,763.68 is: 692,444.94
Step by Step Solution
- Step 1: Write the proportion equation
909,649.44 : 1,255,336.28 = 501,763.68 : x - Step 2: Convert to fraction form
909,649.44/1,255,336.28 = 501,763.68/x - Step 3: Cross multiply
909,649.44x = 1,255,336.28 × 501,763.68 - Step 4: Simplify right side
909,649.44x = 629,882,151,490.31 - Step 5: Solve for x
x = 629,882,151,490.31/909,649.44 - Step 6: Final answer
x = 692,444.94
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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.