Finding the Fourth Proportional to 832,321.59, 1,248,537.74 and 292,512.58
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Solution
The fourth proportional to 832,321.59, 1,248,537.74 and 292,512.58 is: 438,788.32
Step by Step Solution
- Step 1: Write the proportion equation
832,321.59 : 1,248,537.74 = 292,512.58 : x - Step 2: Convert to fraction form
832,321.59/1,248,537.74 = 292,512.58/x - Step 3: Cross multiply
832,321.59x = 1,248,537.74 × 292,512.58 - Step 4: Simplify right side
832,321.59x = 365,212,989,312.08 - Step 5: Solve for x
x = 365,212,989,312.08/832,321.59 - Step 6: Final answer
x = 438,788.32
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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.