Finding the Fourth Proportional to 495,117.64, 683,261.76 and 268,763.14
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Solution
The fourth proportional to 495,117.64, 683,261.76 and 268,763.14 is: 370,892.82
Step by Step Solution
- Step 1: Write the proportion equation
495,117.64 : 683,261.76 = 268,763.14 : x - Step 2: Convert to fraction form
495,117.64/683,261.76 = 268,763.14/x - Step 3: Cross multiply
495,117.64x = 683,261.76 × 268,763.14 - Step 4: Simplify right side
495,117.64x = 183,635,576,059.53 - Step 5: Solve for x
x = 183,635,576,059.53/495,117.64 - Step 6: Final answer
x = 370,892.82
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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.