Finding the Fourth Proportional to 917,255.20, 1,373,809.20 and 544,007.20
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Solution
The fourth proportional to 917,255.20, 1,373,809.20 and 544,007.20 is: 814,780.99
Step by Step Solution
- Step 1: Write the proportion equation
917,255.20 : 1,373,809.20 = 544,007.20 : x - Step 2: Convert to fraction form
917,255.20/1,373,809.20 = 544,007.20/x - Step 3: Cross multiply
917,255.20x = 1,373,809.20 × 544,007.20 - Step 4: Simplify right side
917,255.20x = 747,362,096,226.24 - Step 5: Solve for x
x = 747,362,096,226.24/917,255.20 - Step 6: Final answer
x = 814,780.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.