Finding the Fourth Proportional to 291,044.64, 401,605.68 and 183,574.08
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Solution
The fourth proportional to 291,044.64, 401,605.68 and 183,574.08 is: 253,309.57
Step by Step Solution
- Step 1: Write the proportion equation
291,044.64 : 401,605.68 = 183,574.08 : x - Step 2: Convert to fraction form
291,044.64/401,605.68 = 183,574.08/x - Step 3: Cross multiply
291,044.64x = 401,605.68 × 183,574.08 - Step 4: Simplify right side
291,044.64x = 73,724,393,228.77 - Step 5: Solve for x
x = 73,724,393,228.77/291,044.64 - Step 6: Final answer
x = 253,309.57
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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.