Finding the Fourth Proportional to 350,970.68, 526,521.62 and 140,625.02
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Solution
The fourth proportional to 350,970.68, 526,521.62 and 140,625.02 is: 210,963.81
Step by Step Solution
- Step 1: Write the proportion equation
350,970.68 : 526,521.62 = 140,625.02 : x - Step 2: Convert to fraction form
350,970.68/526,521.62 = 140,625.02/x - Step 3: Cross multiply
350,970.68x = 526,521.62 × 140,625.02 - Step 4: Simplify right side
350,970.68x = 74,042,110,007.20 - Step 5: Solve for x
x = 74,042,110,007.20/350,970.68 - Step 6: Final answer
x = 210,963.81
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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.