Finding the Fourth Proportional to 370,987.99, 556,491.56 and 101,118.34
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Solution
The fourth proportional to 370,987.99, 556,491.56 and 101,118.34 is: 151,680.12
Step by Step Solution
- Step 1: Write the proportion equation
370,987.99 : 556,491.56 = 101,118.34 : x - Step 2: Convert to fraction form
370,987.99/556,491.56 = 101,118.34/x - Step 3: Cross multiply
370,987.99x = 556,491.56 × 101,118.34 - Step 4: Simplify right side
370,987.99x = 56,271,502,771.21 - Step 5: Solve for x
x = 56,271,502,771.21/370,987.99 - Step 6: Final answer
x = 151,680.12
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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.