Finding the Fourth Proportional to 636,588.99, 954,883.49 and 299,420.01
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Solution
The fourth proportional to 636,588.99, 954,883.49 and 299,420.01 is: 449,130.02
Step by Step Solution
- Step 1: Write the proportion equation
636,588.99 : 954,883.49 = 299,420.01 : x - Step 2: Convert to fraction form
636,588.99/954,883.49 = 299,420.01/x - Step 3: Cross multiply
636,588.99x = 954,883.49 × 299,420.01 - Step 4: Simplify right side
636,588.99x = 285,911,222,627.54 - Step 5: Solve for x
x = 285,911,222,627.54/636,588.99 - Step 6: Final answer
x = 449,130.02
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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.