Finding the Fourth Proportional to 906,133.24, 1,250,495.99 and 498,266.11
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Solution
The fourth proportional to 906,133.24, 1,250,495.99 and 498,266.11 is: 687,624.89
Step by Step Solution
- Step 1: Write the proportion equation
906,133.24 : 1,250,495.99 = 498,266.11 : x - Step 2: Convert to fraction form
906,133.24/1,250,495.99 = 498,266.11/x - Step 3: Cross multiply
906,133.24x = 1,250,495.99 × 498,266.11 - Step 4: Simplify right side
906,133.24x = 623,079,772,507.90 - Step 5: Solve for x
x = 623,079,772,507.90/906,133.24 - Step 6: Final answer
x = 687,624.89
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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.