Finding the Fourth Proportional to 432,513.62, 648,537.14 and 166,341.14
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Solution
The fourth proportional to 432,513.62, 648,537.14 and 166,341.14 is: 249,421.99
Step by Step Solution
- Step 1: Write the proportion equation
432,513.62 : 648,537.14 = 166,341.14 : x - Step 2: Convert to fraction form
432,513.62/648,537.14 = 166,341.14/x - Step 3: Cross multiply
432,513.62x = 648,537.14 × 166,341.14 - Step 4: Simplify right side
432,513.62x = 107,878,407,199.94 - Step 5: Solve for x
x = 107,878,407,199.94/432,513.62 - Step 6: Final answer
x = 249,421.99
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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.