Finding the Fourth Proportional to 877,197.13, 1,315,959.68 and 277,997.40
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Solution
The fourth proportional to 877,197.13, 1,315,959.68 and 277,997.40 is: 417,048.07
Step by Step Solution
- Step 1: Write the proportion equation
877,197.13 : 1,315,959.68 = 277,997.40 : x - Step 2: Convert to fraction form
877,197.13/1,315,959.68 = 277,997.40/x - Step 3: Cross multiply
877,197.13x = 1,315,959.68 × 277,997.40 - Step 4: Simplify right side
877,197.13x = 365,833,370,239.83 - Step 5: Solve for x
x = 365,833,370,239.83/877,197.13 - Step 6: Final answer
x = 417,048.07
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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.