Finding the Fourth Proportional to 614,319.76, 921,417.36 and 164,982.23
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Solution
The fourth proportional to 614,319.76, 921,417.36 and 164,982.23 is: 247,456.62
Step by Step Solution
- Step 1: Write the proportion equation
614,319.76 : 921,417.36 = 164,982.23 : x - Step 2: Convert to fraction form
614,319.76/921,417.36 = 164,982.23/x - Step 3: Cross multiply
614,319.76x = 921,417.36 × 164,982.23 - Step 4: Simplify right side
614,319.76x = 152,017,494,226.03 - Step 5: Solve for x
x = 152,017,494,226.03/614,319.76 - Step 6: Final answer
x = 247,456.62
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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.