Finding the Fourth Proportional to 1,009,996.09, 1,514,489.60 and 335,840.99
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Solution
The fourth proportional to 1,009,996.09, 1,514,489.60 and 335,840.99 is: 503,593.71
Step by Step Solution
- Step 1: Write the proportion equation
1,009,996.09 : 1,514,489.60 = 335,840.99 : x - Step 2: Convert to fraction form
1,009,996.09/1,514,489.60 = 335,840.99/x - Step 3: Cross multiply
1,009,996.09x = 1,514,489.60 × 335,840.99 - Step 4: Simplify right side
1,009,996.09x = 508,627,679,875.86 - Step 5: Solve for x
x = 508,627,679,875.86/1,009,996.09 - Step 6: Final answer
x = 503,593.71
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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.