Finding the Fourth Proportional to 1,059,468.24, 1,590,201.08 and 386,200.28
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Solution
The fourth proportional to 1,059,468.24, 1,590,201.08 and 386,200.28 is: 579,664.48
Step by Step Solution
- Step 1: Write the proportion equation
1,059,468.24 : 1,590,201.08 = 386,200.28 : x - Step 2: Convert to fraction form
1,059,468.24/1,590,201.08 = 386,200.28/x - Step 3: Cross multiply
1,059,468.24x = 1,590,201.08 × 386,200.28 - Step 4: Simplify right side
1,059,468.24x = 614,136,102,352.30 - Step 5: Solve for x
x = 614,136,102,352.30/1,059,468.24 - Step 6: Final answer
x = 579,664.48
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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.