Finding the Fourth Proportional to 750,261.07, 1,125,502.30 and 217,712.89
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Solution
The fourth proportional to 750,261.07, 1,125,502.30 and 217,712.89 is: 326,601.45
Step by Step Solution
- Step 1: Write the proportion equation
750,261.07 : 1,125,502.30 = 217,712.89 : x - Step 2: Convert to fraction form
750,261.07/1,125,502.30 = 217,712.89/x - Step 3: Cross multiply
750,261.07x = 1,125,502.30 × 217,712.89 - Step 4: Simplify right side
750,261.07x = 245,036,355,893.03 - Step 5: Solve for x
x = 245,036,355,893.03/750,261.07 - Step 6: Final answer
x = 326,601.45
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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.