Finding the Fourth Proportional to 649,235.70, 973,853.60 and 175,921.07
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Solution
The fourth proportional to 649,235.70, 973,853.60 and 175,921.07 is: 263,881.61
Step by Step Solution
- Step 1: Write the proportion equation
649,235.70 : 973,853.60 = 175,921.07 : x - Step 2: Convert to fraction form
649,235.70/973,853.60 = 175,921.07/x - Step 3: Cross multiply
649,235.70x = 973,853.60 × 175,921.07 - Step 4: Simplify right side
649,235.70x = 171,321,361,586.48 - Step 5: Solve for x
x = 171,321,361,586.48/649,235.70 - Step 6: Final answer
x = 263,881.61
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1.5x scale
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.