Finding the Fourth Proportional to 448,991.13, 619,622.24 and 255,393.84
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Solution
The fourth proportional to 448,991.13, 619,622.24 and 255,393.84 is: 352,451.73
Step by Step Solution
- Step 1: Write the proportion equation
448,991.13 : 619,622.24 = 255,393.84 : x - Step 2: Convert to fraction form
448,991.13/619,622.24 = 255,393.84/x - Step 3: Cross multiply
448,991.13x = 619,622.24 × 255,393.84 - Step 4: Simplify right side
448,991.13x = 158,247,701,946.03 - Step 5: Solve for x
x = 158,247,701,946.03/448,991.13 - Step 6: Final answer
x = 352,451.73
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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.