Finding the Fourth Proportional to 899,027.36, 1,349,073.05 and 330,807.47
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Solution
The fourth proportional to 899,027.36, 1,349,073.05 and 330,807.47 is: 496,406.96
Step by Step Solution
- Step 1: Write the proportion equation
899,027.36 : 1,349,073.05 = 330,807.47 : x - Step 2: Convert to fraction form
899,027.36/1,349,073.05 = 330,807.47/x - Step 3: Cross multiply
899,027.36x = 1,349,073.05 × 330,807.47 - Step 4: Simplify right side
899,027.36x = 446,283,442,515.68 - Step 5: Solve for x
x = 446,283,442,515.68/899,027.36 - Step 6: Final answer
x = 496,406.96
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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.