Finding the Fourth Proportional to 416,343.99, 624,547.58 and 163,502.49
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Solution
The fourth proportional to 416,343.99, 624,547.58 and 163,502.49 is: 245,266.14
Step by Step Solution
- Step 1: Write the proportion equation
416,343.99 : 624,547.58 = 163,502.49 : x - Step 2: Convert to fraction form
416,343.99/624,547.58 = 163,502.49/x - Step 3: Cross multiply
416,343.99x = 624,547.58 × 163,502.49 - Step 4: Simplify right side
416,343.99x = 102,115,083,635.96 - Step 5: Solve for x
x = 102,115,083,635.96/416,343.99 - Step 6: Final answer
x = 245,266.14
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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.