Finding the Fourth Proportional to 440,652.13, 608,108.93 and 239,461.09
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Solution
The fourth proportional to 440,652.13, 608,108.93 and 239,461.09 is: 330,461.19
Step by Step Solution
- Step 1: Write the proportion equation
440,652.13 : 608,108.93 = 239,461.09 : x - Step 2: Convert to fraction form
440,652.13/608,108.93 = 239,461.09/x - Step 3: Cross multiply
440,652.13x = 608,108.93 × 239,461.09 - Step 4: Simplify right side
440,652.13x = 145,618,427,216.53 - Step 5: Solve for x
x = 145,618,427,216.53/440,652.13 - Step 6: Final answer
x = 330,461.19
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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.