Finding the Fourth Proportional to 551,804.70, 827,269.65 and 302,486.70
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Solution
The fourth proportional to 551,804.70, 827,269.65 and 302,486.70 is: 453,490.28
Step by Step Solution
- Step 1: Write the proportion equation
551,804.70 : 827,269.65 = 302,486.70 : x - Step 2: Convert to fraction form
551,804.70/827,269.65 = 302,486.70/x - Step 3: Cross multiply
551,804.70x = 827,269.65 × 302,486.70 - Step 4: Simplify right side
551,804.70x = 250,238,066,438.66 - Step 5: Solve for x
x = 250,238,066,438.66/551,804.70 - Step 6: Final answer
x = 453,490.28
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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.