Finding the Fourth Proportional to 1,059,535.23, 1,590,301.71 and 386,267.28
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Solution
The fourth proportional to 1,059,535.23, 1,590,301.71 and 386,267.28 is: 579,765.07
Step by Step Solution
- Step 1: Write the proportion equation
1,059,535.23 : 1,590,301.71 = 386,267.28 : x - Step 2: Convert to fraction form
1,059,535.23/1,590,301.71 = 386,267.28/x - Step 3: Cross multiply
1,059,535.23x = 1,590,301.71 × 386,267.28 - Step 4: Simplify right side
1,059,535.23x = 614,281,515,901.05 - Step 5: Solve for x
x = 614,281,515,901.05/1,059,535.23 - Step 6: Final answer
x = 579,765.07
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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.