Finding the Fourth Proportional to 385,098.84, 531,598.14 and 234,248.28
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Solution
The fourth proportional to 385,098.84, 531,598.14 and 234,248.28 is: 323,361.01
Step by Step Solution
- Step 1: Write the proportion equation
385,098.84 : 531,598.14 = 234,248.28 : x - Step 2: Convert to fraction form
385,098.84/531,598.14 = 234,248.28/x - Step 3: Cross multiply
385,098.84x = 531,598.14 × 234,248.28 - Step 4: Simplify right side
385,098.84x = 124,525,949,946.20 - Step 5: Solve for x
x = 124,525,949,946.20/385,098.84 - Step 6: Final answer
x = 323,361.01
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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.