Finding the Fourth Proportional to 896,395.97, 1,237,026.69 and 488,497.93
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Solution
The fourth proportional to 896,395.97, 1,237,026.69 and 488,497.93 is: 674,127.28
Step by Step Solution
- Step 1: Write the proportion equation
896,395.97 : 1,237,026.69 = 488,497.93 : x - Step 2: Convert to fraction form
896,395.97/1,237,026.69 = 488,497.93/x - Step 3: Cross multiply
896,395.97x = 1,237,026.69 × 488,497.93 - Step 4: Simplify right side
896,395.97x = 604,284,974,327.19 - Step 5: Solve for x
x = 604,284,974,327.19/896,395.97 - Step 6: Final answer
x = 674,127.28
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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.