Finding the Fourth Proportional to 338,201.64, 507,386.70 and 101,539.08
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Solution
The fourth proportional to 338,201.64, 507,386.70 and 101,539.08 is: 152,333.91
Step by Step Solution
- Step 1: Write the proportion equation
338,201.64 : 507,386.70 = 101,539.08 : x - Step 2: Convert to fraction form
338,201.64/507,386.70 = 101,539.08/x - Step 3: Cross multiply
338,201.64x = 507,386.70 × 101,539.08 - Step 4: Simplify right side
338,201.64x = 51,519,578,722.24 - Step 5: Solve for x
x = 51,519,578,722.24/338,201.64 - Step 6: Final answer
x = 152,333.91
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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.