Finding the Fourth Proportional to 440,672.74, 608,125.53 and 239,468.74
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Solution
The fourth proportional to 440,672.74, 608,125.53 and 239,468.74 is: 330,465.31
Step by Step Solution
- Step 1: Write the proportion equation
440,672.74 : 608,125.53 = 239,468.74 : x - Step 2: Convert to fraction form
440,672.74/608,125.53 = 239,468.74/x - Step 3: Cross multiply
440,672.74x = 608,125.53 × 239,468.74 - Step 4: Simplify right side
440,672.74x = 145,627,054,430.93 - Step 5: Solve for x
x = 145,627,054,430.93/440,672.74 - Step 6: Final answer
x = 330,465.31
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1.5x scale
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.