Finding the Fourth Proportional to 824,006.97, 1,137,129.44 and 456,507.99
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Solution
The fourth proportional to 824,006.97, 1,137,129.44 and 456,507.99 is: 629,980.92
Step by Step Solution
- Step 1: Write the proportion equation
824,006.97 : 1,137,129.44 = 456,507.99 : x - Step 2: Convert to fraction form
824,006.97/1,137,129.44 = 456,507.99/x - Step 3: Cross multiply
824,006.97x = 1,137,129.44 × 456,507.99 - Step 4: Simplify right side
824,006.97x = 519,108,672,741.69 - Step 5: Solve for x
x = 519,108,672,741.69/824,006.97 - Step 6: Final answer
x = 629,980.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.