Finding the Fourth Proportional to 1,017,655.20, 1,526,704.20 and 307,664.70
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Solution
The fourth proportional to 1,017,655.20, 1,526,704.20 and 307,664.70 is: 461,563.99
Step by Step Solution
- Step 1: Write the proportion equation
1,017,655.20 : 1,526,704.20 = 307,664.70 : x - Step 2: Convert to fraction form
1,017,655.20/1,526,704.20 = 307,664.70/x - Step 3: Cross multiply
1,017,655.20x = 1,526,704.20 × 307,664.70 - Step 4: Simplify right side
1,017,655.20x = 469,712,989,681.74 - Step 5: Solve for x
x = 469,712,989,681.74/1,017,655.20 - Step 6: Final answer
x = 461,563.99
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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.