Finding the Fourth Proportional to 342,878.70, 473,228.67 and 205,048.62
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Solution
The fourth proportional to 342,878.70, 473,228.67 and 205,048.62 is: 283,000.62
Step by Step Solution
- Step 1: Write the proportion equation
342,878.70 : 473,228.67 = 205,048.62 : x - Step 2: Convert to fraction form
342,878.70/473,228.67 = 205,048.62/x - Step 3: Cross multiply
342,878.70x = 473,228.67 × 205,048.62 - Step 4: Simplify right side
342,878.70x = 97,034,885,727.94 - Step 5: Solve for x
x = 97,034,885,727.94/342,878.70 - Step 6: Final answer
x = 283,000.62
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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.