Finding the Fourth Proportional to 832,460.96, 1,148,796.11 and 450,487.74
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Solution
The fourth proportional to 832,460.96, 1,148,796.11 and 450,487.74 is: 621,673.07
Step by Step Solution
- Step 1: Write the proportion equation
832,460.96 : 1,148,796.11 = 450,487.74 : x - Step 2: Convert to fraction form
832,460.96/1,148,796.11 = 450,487.74/x - Step 3: Cross multiply
832,460.96x = 1,148,796.11 × 450,487.74 - Step 4: Simplify right side
832,460.96x = 517,518,561,062.25 - Step 5: Solve for x
x = 517,518,561,062.25/832,460.96 - Step 6: Final answer
x = 621,673.07
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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.