Finding the Fourth Proportional to 832,454.00, 1,148,786.53 and 450,480.79
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Solution
The fourth proportional to 832,454.00, 1,148,786.53 and 450,480.79 is: 621,663.49
Step by Step Solution
- Step 1: Write the proportion equation
832,454.00 : 1,148,786.53 = 450,480.79 : x - Step 2: Convert to fraction form
832,454.00/1,148,786.53 = 450,480.79/x - Step 3: Cross multiply
832,454.00x = 1,148,786.53 × 450,480.79 - Step 4: Simplify right side
832,454.00x = 517,506,259,577.59 - Step 5: Solve for x
x = 517,506,259,577.59/832,454.00 - Step 6: Final answer
x = 621,663.49
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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.