Finding the Fourth Proportional to 507,624.14, 761,398.09 and 147,797.75
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Solution
The fourth proportional to 507,624.14, 761,398.09 and 147,797.75 is: 221,685.53
Step by Step Solution
- Step 1: Write the proportion equation
507,624.14 : 761,398.09 = 147,797.75 : x - Step 2: Convert to fraction form
507,624.14/761,398.09 = 147,797.75/x - Step 3: Cross multiply
507,624.14x = 761,398.09 × 147,797.75 - Step 4: Simplify right side
507,624.14x = 112,532,924,556.30 - Step 5: Solve for x
x = 112,532,924,556.30/507,624.14 - Step 6: Final answer
x = 221,685.53
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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.