Finding the Fourth Proportional to 267,848.70, 399,406.58 and 265,444.62
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Solution
The fourth proportional to 267,848.70, 399,406.58 and 265,444.62 is: 395,821.70
Step by Step Solution
- Step 1: Write the proportion equation
267,848.70 : 399,406.58 = 265,444.62 : x - Step 2: Convert to fraction form
267,848.70/399,406.58 = 265,444.62/x - Step 3: Cross multiply
267,848.70x = 399,406.58 × 265,444.62 - Step 4: Simplify right side
267,848.70x = 106,020,326,526.38 - Step 5: Solve for x
x = 106,020,326,526.38/267,848.70 - Step 6: Final answer
x = 395,821.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.