Finding the Fourth Proportional to 1,530,156.80, 2,295,363.45 and 465,208.09
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Solution
The fourth proportional to 1,530,156.80, 2,295,363.45 and 465,208.09 is: 697,851.12
Step by Step Solution
- Step 1: Write the proportion equation
1,530,156.80 : 2,295,363.45 = 465,208.09 : x - Step 2: Convert to fraction form
1,530,156.80/2,295,363.45 = 465,208.09/x - Step 3: Cross multiply
1,530,156.80x = 2,295,363.45 × 465,208.09 - Step 4: Simplify right side
1,530,156.80x = 1,067,821,634,953.49 - Step 5: Solve for x
x = 1,067,821,634,953.49/1,530,156.80 - Step 6: Final answer
x = 697,851.12
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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.