Finding the Fourth Proportional to 614,905.62, 848,341.02 and 356,637.75
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Solution
The fourth proportional to 614,905.62, 848,341.02 and 356,637.75 is: 492,027.43
Step by Step Solution
- Step 1: Write the proportion equation
614,905.62 : 848,341.02 = 356,637.75 : x - Step 2: Convert to fraction form
614,905.62/848,341.02 = 356,637.75/x - Step 3: Cross multiply
614,905.62x = 848,341.02 × 356,637.75 - Step 4: Simplify right side
614,905.62x = 302,550,432,605.51 - Step 5: Solve for x
x = 302,550,432,605.51/614,905.62 - Step 6: Final answer
x = 492,027.43
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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.