Finding the Fourth Proportional to 495,208.56, 683,387.80 and 268,854.08
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Solution
The fourth proportional to 495,208.56, 683,387.80 and 268,854.08 is: 371,018.62
Step by Step Solution
- Step 1: Write the proportion equation
495,208.56 : 683,387.80 = 268,854.08 : x - Step 2: Convert to fraction form
495,208.56/683,387.80 = 268,854.08/x - Step 3: Cross multiply
495,208.56x = 683,387.80 × 268,854.08 - Step 4: Simplify right side
495,208.56x = 183,731,598,252.22 - Step 5: Solve for x
x = 183,731,598,252.22/495,208.56 - Step 6: Final answer
x = 371,018.62
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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.