Finding the Fourth Proportional to 1,329,727.13, 1,994,590.73 and 332,455.13
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Solution
The fourth proportional to 1,329,727.13, 1,994,590.73 and 332,455.13 is: 498,682.70
Step by Step Solution
- Step 1: Write the proportion equation
1,329,727.13 : 1,994,590.73 = 332,455.13 : x - Step 2: Convert to fraction form
1,329,727.13/1,994,590.73 = 332,455.13/x - Step 3: Cross multiply
1,329,727.13x = 1,994,590.73 × 332,455.13 - Step 4: Simplify right side
1,329,727.13x = 663,111,911,297.13 - Step 5: Solve for x
x = 663,111,911,297.13/1,329,727.13 - Step 6: Final answer
x = 498,682.70
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1.5x scale
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.