Finding the Fourth Proportional to 293,467.84, 440,130.56 and 135,544.32
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Solution
The fourth proportional to 293,467.84, 440,130.56 and 135,544.32 is: 203,283.59
Step by Step Solution
- Step 1: Write the proportion equation
293,467.84 : 440,130.56 = 135,544.32 : x - Step 2: Convert to fraction form
293,467.84/440,130.56 = 135,544.32/x - Step 3: Cross multiply
293,467.84x = 440,130.56 × 135,544.32 - Step 4: Simplify right side
293,467.84x = 59,657,197,466.42 - Step 5: Solve for x
x = 59,657,197,466.42/293,467.84 - Step 6: Final answer
x = 203,283.59
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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.