Finding the Fourth Proportional to 461,077.97, 636,389.12 and 299,652.53
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Solution
The fourth proportional to 461,077.97, 636,389.12 and 299,652.53 is: 413,586.47
Step by Step Solution
- Step 1: Write the proportion equation
461,077.97 : 636,389.12 = 299,652.53 : x - Step 2: Convert to fraction form
461,077.97/636,389.12 = 299,652.53/x - Step 3: Cross multiply
461,077.97x = 636,389.12 × 299,652.53 - Step 4: Simplify right side
461,077.97x = 190,695,607,439.66 - Step 5: Solve for x
x = 190,695,607,439.66/461,077.97 - Step 6: Final answer
x = 413,586.47
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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.