Finding the Fourth Proportional to 422,637.13, 583,299.03 and 261,544.08
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Solution
The fourth proportional to 422,637.13, 583,299.03 and 261,544.08 is: 360,967.83
Step by Step Solution
- Step 1: Write the proportion equation
422,637.13 : 583,299.03 = 261,544.08 : x - Step 2: Convert to fraction form
422,637.13/583,299.03 = 261,544.08/x - Step 3: Cross multiply
422,637.13x = 583,299.03 × 261,544.08 - Step 4: Simplify right side
422,637.13x = 152,558,408,166.24 - Step 5: Solve for x
x = 152,558,408,166.24/422,637.13 - Step 6: Final answer
x = 360,967.83
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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.