Finding the Fourth Proportional to 1,028,415.34, 1,543,618.10 and 496,310.95
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Solution
The fourth proportional to 1,028,415.34, 1,543,618.10 and 496,310.95 is: 744,946.65
Step by Step Solution
- Step 1: Write the proportion equation
1,028,415.34 : 1,543,618.10 = 496,310.95 : x - Step 2: Convert to fraction form
1,028,415.34/1,543,618.10 = 496,310.95/x - Step 3: Cross multiply
1,028,415.34x = 1,543,618.10 × 496,310.95 - Step 4: Simplify right side
1,028,415.34x = 766,114,565,648.20 - Step 5: Solve for x
x = 766,114,565,648.20/1,028,415.34 - Step 6: Final answer
x = 744,946.65
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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.