Finding the Fourth Proportional to 450,482.61, 621,657.69 and 246,529.44
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Solution
The fourth proportional to 450,482.61, 621,657.69 and 246,529.44 is: 340,206.07
Step by Step Solution
- Step 1: Write the proportion equation
450,482.61 : 621,657.69 = 246,529.44 : x - Step 2: Convert to fraction form
450,482.61/621,657.69 = 246,529.44/x - Step 3: Cross multiply
450,482.61x = 621,657.69 × 246,529.44 - Step 4: Simplify right side
450,482.61x = 153,256,921,262.91 - Step 5: Solve for x
x = 153,256,921,262.91/450,482.61 - Step 6: Final answer
x = 340,206.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.