Finding the Fourth Proportional to 1,017,650.79, 1,526,530.19 and 307,660.71
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Solution
The fourth proportional to 1,017,650.79, 1,526,530.19 and 307,660.71 is: 461,507.39
Step by Step Solution
- Step 1: Write the proportion equation
1,017,650.79 : 1,526,530.19 = 307,660.71 : x - Step 2: Convert to fraction form
1,017,650.79/1,526,530.19 = 307,660.71/x - Step 3: Cross multiply
1,017,650.79x = 1,526,530.19 × 307,660.71 - Step 4: Simplify right side
1,017,650.79x = 469,653,360,553.53 - Step 5: Solve for x
x = 469,653,360,553.53/1,017,650.79 - Step 6: Final answer
x = 461,507.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.