Finding the Fourth Proportional to 401,712.94, 602,572.95 and 102,193.84
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Solution
The fourth proportional to 401,712.94, 602,572.95 and 102,193.84 is: 153,291.66
Step by Step Solution
- Step 1: Write the proportion equation
401,712.94 : 602,572.95 = 102,193.84 : x - Step 2: Convert to fraction form
401,712.94/602,572.95 = 102,193.84/x - Step 3: Cross multiply
401,712.94x = 602,572.95 × 102,193.84 - Step 4: Simplify right side
401,712.94x = 61,579,243,259.06 - Step 5: Solve for x
x = 61,579,243,259.06/401,712.94 - Step 6: Final answer
x = 153,291.66
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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.