Finding the Fourth Proportional to 840,297.36, 1,159,626 and 458,337.84
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Solution
The fourth proportional to 840,297.36, 1,159,626 and 458,337.84 is: 632,514.75
Step by Step Solution
- Step 1: Write the proportion equation
840,297.36 : 1,159,626 = 458,337.84 : x - Step 2: Convert to fraction form
840,297.36/1,159,626 = 458,337.84/x - Step 3: Cross multiply
840,297.36x = 1,159,626 × 458,337.84 - Step 4: Simplify right side
840,297.36x = 531,500,476,047.84 - Step 5: Solve for x
x = 531,500,476,047.84/840,297.36 - Step 6: Final answer
x = 632,514.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.