Finding the Fourth Proportional to 632,717.30, 873,149.94 and 346,237.44
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Solution
The fourth proportional to 632,717.30, 873,149.94 and 346,237.44 is: 477,807.71
Step by Step Solution
- Step 1: Write the proportion equation
632,717.30 : 873,149.94 = 346,237.44 : x - Step 2: Convert to fraction form
632,717.30/873,149.94 = 346,237.44/x - Step 3: Cross multiply
632,717.30x = 873,149.94 × 346,237.44 - Step 4: Simplify right side
632,717.30x = 302,317,199,961.75 - Step 5: Solve for x
x = 302,317,199,961.75/632,717.30 - Step 6: Final answer
x = 477,807.71
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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.