Finding the Fourth Proportional to 832,246.35, 1,248,440.30 and 292,456.05
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Solution
The fourth proportional to 832,246.35, 1,248,440.30 and 292,456.05 is: 438,708.95
Step by Step Solution
- Step 1: Write the proportion equation
832,246.35 : 1,248,440.30 = 292,456.05 : x - Step 2: Convert to fraction form
832,246.35/1,248,440.30 = 292,456.05/x - Step 3: Cross multiply
832,246.35x = 1,248,440.30 × 292,456.05 - Step 4: Simplify right side
832,246.35x = 365,113,919,529.96 - Step 5: Solve for x
x = 365,113,919,529.96/832,246.35 - Step 6: Final answer
x = 438,708.95
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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.