Finding the Fourth Proportional to 450,487.18, 675,264.21 and 370,763.74
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Solution
The fourth proportional to 450,487.18, 675,264.21 and 370,763.74 is: 555,761.62
Step by Step Solution
- Step 1: Write the proportion equation
450,487.18 : 675,264.21 = 370,763.74 : x - Step 2: Convert to fraction form
450,487.18/675,264.21 = 370,763.74/x - Step 3: Cross multiply
450,487.18x = 675,264.21 × 370,763.74 - Step 4: Simplify right side
450,487.18x = 250,363,483,987.75 - Step 5: Solve for x
x = 250,363,483,987.75/450,487.18 - Step 6: Final answer
x = 555,761.62
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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.