Finding the Fourth Proportional to 1,125,523.68, 1,688,079.24 and 304,878.12
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Solution
The fourth proportional to 1,125,523.68, 1,688,079.24 and 304,878.12 is: 457,261.30
Step by Step Solution
- Step 1: Write the proportion equation
1,125,523.68 : 1,688,079.24 = 304,878.12 : x - Step 2: Convert to fraction form
1,125,523.68/1,688,079.24 = 304,878.12/x - Step 3: Cross multiply
1,125,523.68x = 1,688,079.24 × 304,878.12 - Step 4: Simplify right side
1,125,523.68x = 514,658,425,102.23 - Step 5: Solve for x
x = 514,658,425,102.23/1,125,523.68 - Step 6: Final answer
x = 457,261.30
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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.