Finding the Fourth Proportional to 950,643.41, 1,425,949.81 and 230,990.81
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Solution
The fourth proportional to 950,643.41, 1,425,949.81 and 230,990.81 is: 346,482.50
Step by Step Solution
- Step 1: Write the proportion equation
950,643.41 : 1,425,949.81 = 230,990.81 : x - Step 2: Convert to fraction form
950,643.41/1,425,949.81 = 230,990.81/x - Step 3: Cross multiply
950,643.41x = 1,425,949.81 × 230,990.81 - Step 4: Simplify right side
950,643.41x = 329,381,301,631.25 - Step 5: Solve for x
x = 329,381,301,631.25/950,643.41 - Step 6: Final answer
x = 346,482.50
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1.5x scale
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.