Finding the Fourth Proportional to 791,621.24, 1,092,450.58 and 429,056.76
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Solution
The fourth proportional to 791,621.24, 1,092,450.58 and 429,056.76 is: 592,105.52
Step by Step Solution
- Step 1: Write the proportion equation
791,621.24 : 1,092,450.58 = 429,056.76 : x - Step 2: Convert to fraction form
791,621.24/1,092,450.58 = 429,056.76/x - Step 3: Cross multiply
791,621.24x = 1,092,450.58 × 429,056.76 - Step 4: Simplify right side
791,621.24x = 468,723,306,314.92 - Step 5: Solve for x
x = 468,723,306,314.92/791,621.24 - Step 6: Final answer
x = 592,105.52
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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.