Finding the Fourth Proportional to 670,527.56, 999,474.62 and 616,719.26
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Solution
The fourth proportional to 670,527.56, 999,474.62 and 616,719.26 is: 919,269.07
Step by Step Solution
- Step 1: Write the proportion equation
670,527.56 : 999,474.62 = 616,719.26 : x - Step 2: Convert to fraction form
670,527.56/999,474.62 = 616,719.26/x - Step 3: Cross multiply
670,527.56x = 999,474.62 × 616,719.26 - Step 4: Simplify right side
670,527.56x = 616,395,239,954.21 - Step 5: Solve for x
x = 616,395,239,954.21/670,527.56 - Step 6: Final answer
x = 919,269.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.