Finding the Fourth Proportional to 403,466.10, 556,262.91 and 330,598.08
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Solution
The fourth proportional to 403,466.10, 556,262.91 and 330,598.08 is: 455,799.01
Step by Step Solution
- Step 1: Write the proportion equation
403,466.10 : 556,262.91 = 330,598.08 : x - Step 2: Convert to fraction form
403,466.10/556,262.91 = 330,598.08/x - Step 3: Cross multiply
403,466.10x = 556,262.91 × 330,598.08 - Step 4: Simplify right side
403,466.10x = 183,899,450,021.21 - Step 5: Solve for x
x = 183,899,450,021.21/403,466.10 - Step 6: Final answer
x = 455,799.01
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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.