Finding the Fourth Proportional to 291,325.35, 401,935.14 and 176,649.99
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Solution
The fourth proportional to 291,325.35, 401,935.14 and 176,649.99 is: 243,720.08
Step by Step Solution
- Step 1: Write the proportion equation
291,325.35 : 401,935.14 = 176,649.99 : x - Step 2: Convert to fraction form
291,325.35/401,935.14 = 176,649.99/x - Step 3: Cross multiply
291,325.35x = 401,935.14 × 176,649.99 - Step 4: Simplify right side
291,325.35x = 71,001,838,461.65 - Step 5: Solve for x
x = 71,001,838,461.65/291,325.35 - Step 6: Final answer
x = 243,720.08
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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.