Finding the Fourth Proportional to 632,364.36, 948,548.16 and 258,387.36
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Solution
The fourth proportional to 632,364.36, 948,548.16 and 258,387.36 is: 387,581.70
Step by Step Solution
- Step 1: Write the proportion equation
632,364.36 : 948,548.16 = 258,387.36 : x - Step 2: Convert to fraction form
632,364.36/948,548.16 = 258,387.36/x - Step 3: Cross multiply
632,364.36x = 948,548.16 × 258,387.36 - Step 4: Simplify right side
632,364.36x = 245,092,854,895.26 - Step 5: Solve for x
x = 245,092,854,895.26/632,364.36 - Step 6: Final answer
x = 387,581.70
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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.