Finding the Fourth Proportional to 472,898.24, 652,412.10 and 291,295.23
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Solution
The fourth proportional to 472,898.24, 652,412.10 and 291,295.23 is: 401,871.94
Step by Step Solution
- Step 1: Write the proportion equation
472,898.24 : 652,412.10 = 291,295.23 : x - Step 2: Convert to fraction form
472,898.24/652,412.10 = 291,295.23/x - Step 3: Cross multiply
472,898.24x = 652,412.10 × 291,295.23 - Step 4: Simplify right side
472,898.24x = 190,044,532,724.28 - Step 5: Solve for x
x = 190,044,532,724.28/472,898.24 - Step 6: Final answer
x = 401,871.94
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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.